./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 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--hid--hid-axff.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 9312bbfdbc1f6ac9b16724ba3e5f170589f77c6a .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 04:15:41,140 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 04:15:41,143 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 04:15:41,166 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 04:15:41,167 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 04:15:41,168 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 04:15:41,170 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 04:15:41,174 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 04:15:41,176 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 04:15:41,181 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 04:15:41,182 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 04:15:41,184 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 04:15:41,186 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 04:15:41,187 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 04:15:41,190 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 04:15:41,193 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 04:15:41,195 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 04:15:41,197 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 04:15:41,201 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 04:15:41,204 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 04:15:41,219 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 04:15:41,221 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 04:15:41,225 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 04:15:41,226 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 04:15:41,228 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 04:15:41,231 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 04:15:41,232 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 04:15:41,233 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 04:15:41,234 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 04:15:41,236 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 04:15:41,236 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 04:15:41,237 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 04:15:41,238 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 04:15:41,239 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 04:15:41,245 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 04:15:41,245 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 04:15:41,246 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 04:15:41,246 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 04:15:41,247 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 04:15:41,248 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 04:15:41,251 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 04:15:41,252 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-20 04:15:41,291 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 04:15:41,292 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 04:15:41,295 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 04:15:41,295 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 04:15:41,296 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 04:15:41,296 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 04:15:41,296 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 04:15:41,296 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 04:15:41,297 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 04:15:41,297 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 04:15:41,298 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 04:15:41,298 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 04:15:41,299 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 04:15:41,299 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 04:15:41,299 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 04:15:41,300 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 04:15:41,300 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 04:15:41,300 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 04:15:41,300 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 04:15:41,301 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 04:15:41,301 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 04:15:41,301 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 04:15:41,301 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 04:15:41,302 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 04:15:41,302 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 04:15:41,302 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 04:15:41,302 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 04:15:41,302 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 -> 9312bbfdbc1f6ac9b16724ba3e5f170589f77c6a [2020-10-20 04:15:41,534 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 04:15:41,550 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 04:15:41,557 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 04:15:41,559 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 04:15:41,561 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 04:15:41,562 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i [2020-10-20 04:15:41,651 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff39e9a44/2c01dffeae404ffabd961139a087c9cc/FLAG783763d39 [2020-10-20 04:15:42,305 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 04:15:42,308 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i [2020-10-20 04:15:42,336 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff39e9a44/2c01dffeae404ffabd961139a087c9cc/FLAG783763d39 [2020-10-20 04:15:42,427 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff39e9a44/2c01dffeae404ffabd961139a087c9cc [2020-10-20 04:15:42,430 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 04:15:42,436 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 04:15:42,437 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 04:15:42,437 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 04:15:42,441 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 04:15:42,442 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:15:42" (1/1) ... [2020-10-20 04:15:42,445 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b095164 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:15:42, skipping insertion in model container [2020-10-20 04:15:42,446 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:15:42" (1/1) ... [2020-10-20 04:15:42,453 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 04:15:42,543 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 04:15:43,172 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2395] [2020-10-20 04:15:43,173 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2396-2397] [2020-10-20 04:15:43,540 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 04:15:43,565 INFO L203 MainTranslator]: Completed pre-run [2020-10-20 04:15:43,694 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2395] [2020-10-20 04:15:43,694 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2396-2397] [2020-10-20 04:15:43,809 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 04:15:43,891 INFO L208 MainTranslator]: Completed translation [2020-10-20 04:15:43,892 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:15:43 WrapperNode [2020-10-20 04:15:43,892 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 04:15:43,893 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-20 04:15:43,893 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-20 04:15:43,893 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-20 04:15:43,903 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:15:43" (1/1) ... [2020-10-20 04:15:43,930 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:15:43" (1/1) ... [2020-10-20 04:15:43,978 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-20 04:15:43,978 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-20 04:15:43,979 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-20 04:15:43,979 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-20 04:15:43,990 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:15:43" (1/1) ... [2020-10-20 04:15:43,991 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:15:43" (1/1) ... [2020-10-20 04:15:43,999 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:15:43" (1/1) ... [2020-10-20 04:15:44,003 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:15:43" (1/1) ... [2020-10-20 04:15:44,040 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:15:43" (1/1) ... [2020-10-20 04:15:44,045 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:15:43" (1/1) ... [2020-10-20 04:15:44,049 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:15:43" (1/1) ... [2020-10-20 04:15:44,057 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-20 04:15:44,058 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-20 04:15:44,058 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-20 04:15:44,058 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-20 04:15:44,059 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:15:43" (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 04:15:44,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-20 04:15:44,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-20 04:15:44,139 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-10-20 04:15:44,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-10-20 04:15:44,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-20 04:15:44,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-20 04:15:44,140 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_stop [2020-10-20 04:15:44,140 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_stop [2020-10-20 04:15:44,140 INFO L130 BoogieDeclarations]: Found specification of procedure ax_remove [2020-10-20 04:15:44,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ax_remove [2020-10-20 04:15:44,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-20 04:15:44,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-20 04:15:44,141 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_close [2020-10-20 04:15:44,141 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_close [2020-10-20 04:15:44,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-20 04:15:44,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-20 04:15:44,142 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-20 04:15:44,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-20 04:15:44,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-20 04:15:45,278 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-20 04:15:45,278 INFO L298 CfgBuilder]: Removed 77 assume(true) statements. [2020-10-20 04:15:45,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 04:15:45 BoogieIcfgContainer [2020-10-20 04:15:45,281 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-20 04:15:45,282 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-20 04:15:45,282 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-20 04:15:45,286 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-20 04:15:45,286 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.10 04:15:42" (1/3) ... [2020-10-20 04:15:45,287 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cf31525 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 04:15:45, skipping insertion in model container [2020-10-20 04:15:45,288 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:15:43" (2/3) ... [2020-10-20 04:15:45,288 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cf31525 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 04:15:45, skipping insertion in model container [2020-10-20 04:15:45,288 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 04:15:45" (3/3) ... [2020-10-20 04:15:45,290 INFO L111 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i [2020-10-20 04:15:45,302 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-20 04:15:45,310 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-20 04:15:45,325 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-20 04:15:45,352 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-20 04:15:45,352 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-20 04:15:45,353 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-20 04:15:45,353 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-20 04:15:45,353 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-20 04:15:45,353 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-20 04:15:45,353 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-20 04:15:45,354 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-20 04:15:45,374 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states. [2020-10-20 04:15:45,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-10-20 04:15:45,381 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 04:15:45,383 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] [2020-10-20 04:15:45,383 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 04:15:45,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 04:15:45,389 INFO L82 PathProgramCache]: Analyzing trace with hash -303490689, now seen corresponding path program 1 times [2020-10-20 04:15:45,397 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 04:15:45,397 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074227022] [2020-10-20 04:15:45,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 04:15:45,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 04:15:45,754 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 04:15:45,755 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1074227022] [2020-10-20 04:15:45,756 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 04:15:45,756 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 04:15:45,757 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [484256402] [2020-10-20 04:15:45,762 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 04:15:45,763 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 04:15:45,775 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 04:15:45,776 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 04:15:45,778 INFO L87 Difference]: Start difference. First operand 116 states. Second operand 3 states. [2020-10-20 04:15:45,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 04:15:45,867 INFO L93 Difference]: Finished difference Result 223 states and 308 transitions. [2020-10-20 04:15:45,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 04:15:45,869 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 30 [2020-10-20 04:15:45,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 04:15:45,880 INFO L225 Difference]: With dead ends: 223 [2020-10-20 04:15:45,880 INFO L226 Difference]: Without dead ends: 99 [2020-10-20 04:15:45,884 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 04:15:45,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2020-10-20 04:15:45,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2020-10-20 04:15:45,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-10-20 04:15:45,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 133 transitions. [2020-10-20 04:15:45,928 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 133 transitions. Word has length 30 [2020-10-20 04:15:45,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 04:15:45,929 INFO L481 AbstractCegarLoop]: Abstraction has 99 states and 133 transitions. [2020-10-20 04:15:45,929 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 04:15:45,930 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 133 transitions. [2020-10-20 04:15:45,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-10-20 04:15:45,932 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 04:15:45,932 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] [2020-10-20 04:15:45,933 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-20 04:15:45,933 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 04:15:45,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 04:15:45,933 INFO L82 PathProgramCache]: Analyzing trace with hash 1803786205, now seen corresponding path program 1 times [2020-10-20 04:15:45,934 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 04:15:45,934 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [842835208] [2020-10-20 04:15:45,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 04:15:46,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 04:15:46,188 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 04:15:46,188 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [842835208] [2020-10-20 04:15:46,189 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 04:15:46,189 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 04:15:46,189 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1167912565] [2020-10-20 04:15:46,191 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 04:15:46,192 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 04:15:46,192 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 04:15:46,192 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 04:15:46,193 INFO L87 Difference]: Start difference. First operand 99 states and 133 transitions. Second operand 3 states. [2020-10-20 04:15:46,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 04:15:46,203 INFO L93 Difference]: Finished difference Result 99 states and 133 transitions. [2020-10-20 04:15:46,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 04:15:46,204 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 43 [2020-10-20 04:15:46,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 04:15:46,205 INFO L225 Difference]: With dead ends: 99 [2020-10-20 04:15:46,205 INFO L226 Difference]: Without dead ends: 0 [2020-10-20 04:15:46,207 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 04:15:46,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-20 04:15:46,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-20 04:15:46,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-20 04:15:46,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-20 04:15:46,208 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 43 [2020-10-20 04:15:46,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 04:15:46,209 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-20 04:15:46,209 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 04:15:46,210 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-20 04:15:46,210 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-20 04:15:46,210 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-20 04:15:46,213 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-20 04:15:46,346 INFO L274 CegarLoopResult]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2020-10-20 04:15:46,346 INFO L277 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-10-20 04:15:46,346 INFO L277 CegarLoopResult]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: true [2020-10-20 04:15:46,347 INFO L274 CegarLoopResult]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2020-10-20 04:15:46,347 INFO L277 CegarLoopResult]: At program point L2562-2(lines 2561 2564) the Hoare annotation is: true [2020-10-20 04:15:46,347 INFO L277 CegarLoopResult]: At program point L2562-1(lines 2561 2564) the Hoare annotation is: true [2020-10-20 04:15:46,347 INFO L277 CegarLoopResult]: At program point L2975(lines 1 3128) the Hoare annotation is: true [2020-10-20 04:15:46,348 INFO L274 CegarLoopResult]: For program point L2843(lines 2843 2848) no Hoare annotation was computed. [2020-10-20 04:15:46,348 INFO L270 CegarLoopResult]: At program point L2777(lines 2746 2805) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:46,348 INFO L274 CegarLoopResult]: For program point L2926(line 2926) no Hoare annotation was computed. [2020-10-20 04:15:46,348 INFO L274 CegarLoopResult]: For program point L2794(lines 2794 2797) no Hoare annotation was computed. [2020-10-20 04:15:46,348 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-20 04:15:46,348 INFO L274 CegarLoopResult]: For program point L2927(lines 2927 2935) no Hoare annotation was computed. [2020-10-20 04:15:46,349 INFO L270 CegarLoopResult]: At program point L2795(lines 2746 2805) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:46,349 INFO L274 CegarLoopResult]: For program point L2845-1(line 2845) no Hoare annotation was computed. [2020-10-20 04:15:46,349 INFO L277 CegarLoopResult]: At program point L2845(line 2845) the Hoare annotation is: true [2020-10-20 04:15:46,349 INFO L274 CegarLoopResult]: For program point L3126(lines 3126 3128) no Hoare annotation was computed. [2020-10-20 04:15:46,349 INFO L270 CegarLoopResult]: At program point L3093(lines 3092 3094) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:46,349 INFO L270 CegarLoopResult]: At program point L2532(lines 2519 2535) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2020-10-20 04:15:46,350 INFO L270 CegarLoopResult]: At program point L3077(lines 1 3128) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:46,350 INFO L274 CegarLoopResult]: For program point L2499-1(lines 2499 2501) no Hoare annotation was computed. [2020-10-20 04:15:46,351 INFO L274 CegarLoopResult]: For program point L2499(lines 2499 2501) no Hoare annotation was computed. [2020-10-20 04:15:46,351 INFO L274 CegarLoopResult]: For program point L3011(lines 3011 3014) no Hoare annotation was computed. [2020-10-20 04:15:46,351 INFO L270 CegarLoopResult]: At program point L2532-1(lines 2519 2535) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:46,351 INFO L274 CegarLoopResult]: For program point L2945(line 2945) no Hoare annotation was computed. [2020-10-20 04:15:46,352 INFO L274 CegarLoopResult]: For program point L2780(line 2780) no Hoare annotation was computed. [2020-10-20 04:15:46,352 INFO L274 CegarLoopResult]: For program point L2780-2(lines 2780 2785) no Hoare annotation was computed. [2020-10-20 04:15:46,352 INFO L277 CegarLoopResult]: At program point L2995(lines 2905 2997) the Hoare annotation is: true [2020-10-20 04:15:46,352 INFO L274 CegarLoopResult]: For program point L2929(lines 2929 2933) no Hoare annotation was computed. [2020-10-20 04:15:46,352 INFO L274 CegarLoopResult]: For program point L2632(lines 2632 2635) no Hoare annotation was computed. [2020-10-20 04:15:46,353 INFO L274 CegarLoopResult]: For program point L2632-2(lines 2632 2635) no Hoare annotation was computed. [2020-10-20 04:15:46,353 INFO L274 CegarLoopResult]: For program point L2500(line 2500) no Hoare annotation was computed. [2020-10-20 04:15:46,353 INFO L274 CegarLoopResult]: For program point L2500-2(line 2500) no Hoare annotation was computed. [2020-10-20 04:15:46,353 INFO L274 CegarLoopResult]: For program point L2831(lines 2831 2835) no Hoare annotation was computed. [2020-10-20 04:15:46,354 INFO L274 CegarLoopResult]: For program point L2666(lines 2666 2671) no Hoare annotation was computed. [2020-10-20 04:15:46,354 INFO L274 CegarLoopResult]: For program point L2633-1(line 2633) no Hoare annotation was computed. [2020-10-20 04:15:46,354 INFO L277 CegarLoopResult]: At program point L2633(line 2633) the Hoare annotation is: true [2020-10-20 04:15:46,354 INFO L270 CegarLoopResult]: At program point L2617(lines 2612 2619) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:46,355 INFO L274 CegarLoopResult]: For program point L2964(line 2964) no Hoare annotation was computed. [2020-10-20 04:15:46,355 INFO L274 CegarLoopResult]: For program point L2981(line 2981) no Hoare annotation was computed. [2020-10-20 04:15:46,355 INFO L270 CegarLoopResult]: At program point L2882(lines 2877 2884) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:46,355 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-20 04:15:46,355 INFO L270 CegarLoopResult]: At program point L2849(lines 2807 2851) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:46,356 INFO L274 CegarLoopResult]: For program point L2965(lines 2965 2979) no Hoare annotation was computed. [2020-10-20 04:15:46,356 INFO L270 CegarLoopResult]: At program point L2569(lines 2566 2571) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:46,356 INFO L270 CegarLoopResult]: At program point L2652(lines 2647 2654) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:46,356 INFO L270 CegarLoopResult]: At program point L2487(lines 2484 2489) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:46,357 INFO L270 CegarLoopResult]: At program point L2636(lines 2620 2638) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:46,357 INFO L270 CegarLoopResult]: At program point L2967-1(lines 2965 2978) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:46,357 INFO L274 CegarLoopResult]: For program point L2967(lines 2967 2972) no Hoare annotation was computed. [2020-10-20 04:15:46,357 INFO L270 CegarLoopResult]: At program point L2769(lines 2746 2805) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:46,358 INFO L270 CegarLoopResult]: At program point L3116(lines 3115 3117) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2020-10-20 04:15:46,358 INFO L274 CegarLoopResult]: For program point L2753(lines 2753 2757) no Hoare annotation was computed. [2020-10-20 04:15:46,358 INFO L270 CegarLoopResult]: At program point L3100(lines 3099 3101) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:46,358 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-20 04:15:46,359 INFO L274 CegarLoopResult]: For program point L2555(line 2555) no Hoare annotation was computed. [2020-10-20 04:15:46,359 INFO L274 CegarLoopResult]: For program point L2770(lines 2770 2773) no Hoare annotation was computed. [2020-10-20 04:15:46,359 INFO L274 CegarLoopResult]: For program point L12(line 12) no Hoare annotation was computed. [2020-10-20 04:15:46,359 INFO L274 CegarLoopResult]: For program point L12-2(line 12) no Hoare annotation was computed. [2020-10-20 04:15:46,359 INFO L270 CegarLoopResult]: At program point L12-3(lines 3008 3017) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:46,360 INFO L274 CegarLoopResult]: For program point L2952(line 2952) no Hoare annotation was computed. [2020-10-20 04:15:46,360 INFO L274 CegarLoopResult]: For program point L2820(lines 2820 2823) no Hoare annotation was computed. [2020-10-20 04:15:46,360 INFO L274 CegarLoopResult]: For program point L2820-2(lines 2820 2823) no Hoare annotation was computed. [2020-10-20 04:15:46,360 INFO L270 CegarLoopResult]: At program point L2804(lines 2731 2806) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:46,361 INFO L274 CegarLoopResult]: For program point L2837(lines 2837 2841) no Hoare annotation was computed. [2020-10-20 04:15:46,361 INFO L270 CegarLoopResult]: At program point L2771(lines 2746 2805) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:46,361 INFO L274 CegarLoopResult]: For program point L2837-2(lines 2837 2841) no Hoare annotation was computed. [2020-10-20 04:15:46,361 INFO L274 CegarLoopResult]: For program point L2953(lines 2953 2986) no Hoare annotation was computed. [2020-10-20 04:15:46,361 INFO L274 CegarLoopResult]: For program point L2788(lines 2788 2791) no Hoare annotation was computed. [2020-10-20 04:15:46,362 INFO L270 CegarLoopResult]: At program point L3003(lines 2999 3005) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:46,362 INFO L274 CegarLoopResult]: For program point L2937(line 2937) no Hoare annotation was computed. [2020-10-20 04:15:46,362 INFO L274 CegarLoopResult]: For program point L2921(lines 2921 2990) no Hoare annotation was computed. [2020-10-20 04:15:46,362 INFO L277 CegarLoopResult]: At program point L3103(lines 1 3128) the Hoare annotation is: true [2020-10-20 04:15:46,363 INFO L274 CegarLoopResult]: For program point L2938(lines 2938 2943) no Hoare annotation was computed. [2020-10-20 04:15:46,363 INFO L274 CegarLoopResult]: For program point L2988(line 2988) no Hoare annotation was computed. [2020-10-20 04:15:46,363 INFO L274 CegarLoopResult]: For program point L2922(line 2922) no Hoare annotation was computed. [2020-10-20 04:15:46,363 INFO L274 CegarLoopResult]: For program point L2955(lines 2955 2983) no Hoare annotation was computed. [2020-10-20 04:15:46,363 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-20 04:15:46,364 INFO L274 CegarLoopResult]: For program point L2526(lines 2526 2533) no Hoare annotation was computed. [2020-10-20 04:15:46,364 INFO L274 CegarLoopResult]: For program point L-1-1(line -1) no Hoare annotation was computed. [2020-10-20 04:15:46,364 INFO L274 CegarLoopResult]: For program point L-1-2(line -1) no Hoare annotation was computed. [2020-10-20 04:15:46,364 INFO L274 CegarLoopResult]: For program point L-1-3(line -1) no Hoare annotation was computed. [2020-10-20 04:15:46,364 INFO L274 CegarLoopResult]: For program point L2526-1(lines 2526 2533) no Hoare annotation was computed. [2020-10-20 04:15:46,365 INFO L274 CegarLoopResult]: For program point L2939-1(line 2939) no Hoare annotation was computed. [2020-10-20 04:15:46,365 INFO L274 CegarLoopResult]: For program point L-1-4(line -1) no Hoare annotation was computed. [2020-10-20 04:15:46,365 INFO L277 CegarLoopResult]: At program point L2939(line 2939) the Hoare annotation is: true [2020-10-20 04:15:46,366 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2020-10-20 04:15:46,366 INFO L274 CegarLoopResult]: For program point L2956(line 2956) no Hoare annotation was computed. [2020-10-20 04:15:46,366 INFO L274 CegarLoopResult]: For program point L2923(lines 2923 2950) no Hoare annotation was computed. [2020-10-20 04:15:46,366 INFO L270 CegarLoopResult]: At program point L2775(lines 2746 2805) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:46,366 INFO L270 CegarLoopResult]: At program point L2478(lines 2474 2480) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:46,367 INFO L274 CegarLoopResult]: For program point L2957(lines 2957 2962) no Hoare annotation was computed. [2020-10-20 04:15:46,367 INFO L274 CegarLoopResult]: For program point L2825(lines 2825 2829) no Hoare annotation was computed. [2020-10-20 04:15:46,367 INFO L274 CegarLoopResult]: For program point L2627(lines 2627 2630) no Hoare annotation was computed. [2020-10-20 04:15:46,367 INFO L274 CegarLoopResult]: For program point L2776(lines 2776 2779) no Hoare annotation was computed. [2020-10-20 04:15:46,368 INFO L270 CegarLoopResult]: At program point L2991(lines 2912 2996) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:46,368 INFO L274 CegarLoopResult]: For program point L2925(lines 2925 2947) no Hoare annotation was computed. [2020-10-20 04:15:46,368 INFO L277 CegarLoopResult]: At program point L2562(lines 2561 2564) the Hoare annotation is: true [2020-10-20 04:15:46,368 INFO L270 CegarLoopResult]: At program point L3074(lines 3073 3075) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:46,369 INFO L270 CegarLoopResult]: At program point L3107(lines 3106 3108) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-10-20 04:15:46,369 INFO L274 CegarLoopResult]: For program point hid_hw_stopFINAL(lines 2639 2646) no Hoare annotation was computed. [2020-10-20 04:15:46,369 INFO L277 CegarLoopResult]: At program point L3096(lines 3095 3097) the Hoare annotation is: true [2020-10-20 04:15:46,369 INFO L277 CegarLoopResult]: At program point hid_hw_stopENTRY(lines 2639 2646) the Hoare annotation is: true [2020-10-20 04:15:46,369 INFO L274 CegarLoopResult]: For program point hid_hw_stopEXIT(lines 2639 2646) no Hoare annotation was computed. [2020-10-20 04:15:46,370 INFO L274 CegarLoopResult]: For program point L2643-1(line 2643) no Hoare annotation was computed. [2020-10-20 04:15:46,370 INFO L277 CegarLoopResult]: At program point L2643(line 2643) the Hoare annotation is: true [2020-10-20 04:15:46,370 INFO L274 CegarLoopResult]: For program point ax_removeFINAL(lines 2852 2859) no Hoare annotation was computed. [2020-10-20 04:15:46,370 INFO L274 CegarLoopResult]: For program point L2855-1(line 2855) no Hoare annotation was computed. [2020-10-20 04:15:46,371 INFO L277 CegarLoopResult]: At program point ax_removeENTRY(lines 2852 2859) the Hoare annotation is: true [2020-10-20 04:15:46,371 INFO L277 CegarLoopResult]: At program point L2855(line 2855) the Hoare annotation is: true [2020-10-20 04:15:46,371 INFO L274 CegarLoopResult]: For program point ax_removeEXIT(lines 2852 2859) no Hoare annotation was computed. [2020-10-20 04:15:46,371 INFO L277 CegarLoopResult]: At program point hid_hw_closeENTRY(lines 2655 2661) the Hoare annotation is: true [2020-10-20 04:15:46,371 INFO L274 CegarLoopResult]: For program point L2658-1(line 2658) no Hoare annotation was computed. [2020-10-20 04:15:46,372 INFO L274 CegarLoopResult]: For program point hid_hw_closeEXIT(lines 2655 2661) no Hoare annotation was computed. [2020-10-20 04:15:46,372 INFO L274 CegarLoopResult]: For program point hid_hw_closeFINAL(lines 2655 2661) no Hoare annotation was computed. [2020-10-20 04:15:46,372 INFO L277 CegarLoopResult]: At program point L2658(line 2658) the Hoare annotation is: true [2020-10-20 04:15:46,395 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 04:15:46 BoogieIcfgContainer [2020-10-20 04:15:46,395 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-20 04:15:46,395 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-20 04:15:46,396 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-20 04:15:46,396 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-20 04:15:46,397 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 04:15:45" (3/4) ... [2020-10-20 04:15:46,402 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-20 04:15:46,409 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2020-10-20 04:15:46,410 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_stop [2020-10-20 04:15:46,410 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ax_remove [2020-10-20 04:15:46,411 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_close [2020-10-20 04:15:46,435 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 59 nodes and edges [2020-10-20 04:15:46,437 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2020-10-20 04:15:46,442 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-10-20 04:15:46,444 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-10-20 04:15:46,445 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 04:15:46,447 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 04:15:46,690 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-20 04:15:46,690 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-20 04:15:46,694 INFO L168 Benchmark]: Toolchain (without parser) took 4261.26 ms. Allocated memory was 34.6 MB in the beginning and 72.9 MB in the end (delta: 38.3 MB). Free memory was 12.3 MB in the beginning and 34.8 MB in the end (delta: -22.5 MB). Peak memory consumption was 29.3 MB. Max. memory is 14.3 GB. [2020-10-20 04:15:46,694 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 33.6 MB. Free memory was 11.0 MB in the beginning and 10.9 MB in the end (delta: 45.5 kB). Peak memory consumption was 45.5 kB. Max. memory is 14.3 GB. [2020-10-20 04:15:46,695 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1455.54 ms. Allocated memory was 34.6 MB in the beginning and 47.2 MB in the end (delta: 12.6 MB). Free memory was 11.5 MB in the beginning and 22.0 MB in the end (delta: -10.5 MB). Peak memory consumption was 18.0 MB. Max. memory is 14.3 GB. [2020-10-20 04:15:46,696 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.09 ms. Allocated memory is still 47.2 MB. Free memory was 22.0 MB in the beginning and 17.2 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 14.3 GB. [2020-10-20 04:15:46,696 INFO L168 Benchmark]: Boogie Preprocessor took 79.27 ms. Allocated memory is still 47.2 MB. Free memory was 17.2 MB in the beginning and 12.8 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 14.3 GB. [2020-10-20 04:15:46,697 INFO L168 Benchmark]: RCFGBuilder took 1223.07 ms. Allocated memory was 47.2 MB in the beginning and 68.2 MB in the end (delta: 21.0 MB). Free memory was 12.8 MB in the beginning and 39.7 MB in the end (delta: -26.9 MB). Peak memory consumption was 21.2 MB. Max. memory is 14.3 GB. [2020-10-20 04:15:46,698 INFO L168 Benchmark]: TraceAbstraction took 1113.00 ms. Allocated memory was 68.2 MB in the beginning and 71.8 MB in the end (delta: 3.7 MB). Free memory was 39.2 MB in the beginning and 34.1 MB in the end (delta: 5.1 MB). Peak memory consumption was 25.6 MB. Max. memory is 14.3 GB. [2020-10-20 04:15:46,698 INFO L168 Benchmark]: Witness Printer took 295.04 ms. Allocated memory was 71.8 MB in the beginning and 72.9 MB in the end (delta: 1.0 MB). Free memory was 34.1 MB in the beginning and 34.8 MB in the end (delta: -709.9 kB). Peak memory consumption was 13.9 MB. Max. memory is 14.3 GB. [2020-10-20 04:15:46,701 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 33.6 MB. Free memory was 11.0 MB in the beginning and 10.9 MB in the end (delta: 45.5 kB). Peak memory consumption was 45.5 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 1455.54 ms. Allocated memory was 34.6 MB in the beginning and 47.2 MB in the end (delta: 12.6 MB). Free memory was 11.5 MB in the beginning and 22.0 MB in the end (delta: -10.5 MB). Peak memory consumption was 18.0 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 85.09 ms. Allocated memory is still 47.2 MB. Free memory was 22.0 MB in the beginning and 17.2 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 79.27 ms. Allocated memory is still 47.2 MB. Free memory was 17.2 MB in the beginning and 12.8 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 14.3 GB. * RCFGBuilder took 1223.07 ms. Allocated memory was 47.2 MB in the beginning and 68.2 MB in the end (delta: 21.0 MB). Free memory was 12.8 MB in the beginning and 39.7 MB in the end (delta: -26.9 MB). Peak memory consumption was 21.2 MB. Max. memory is 14.3 GB. * TraceAbstraction took 1113.00 ms. Allocated memory was 68.2 MB in the beginning and 71.8 MB in the end (delta: 3.7 MB). Free memory was 39.2 MB in the beginning and 34.1 MB in the end (delta: 5.1 MB). Peak memory consumption was 25.6 MB. Max. memory is 14.3 GB. * Witness Printer took 295.04 ms. Allocated memory was 71.8 MB in the beginning and 72.9 MB in the end (delta: 1.0 MB). Free memory was 34.1 MB in the beginning and 34.8 MB in the end (delta: -709.9 kB). Peak memory consumption was 13.9 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 2519]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2746]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2519]: Loop Invariant Derived loop invariant: ldv_spin == 0 && ldv_state_variable_1 == 0 - InvariantResult [Line: 2746]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2746]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2965]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2620]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3092]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2905]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2566]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3095]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2912]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3106]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2474]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2612]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2484]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2561]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3073]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2877]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2561]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2807]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3115]: Loop Invariant Derived loop invariant: ldv_spin == 0 && ldv_state_variable_1 == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3008]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2561]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2746]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2731]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2999]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2746]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3099]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2647]: Loop Invariant Derived loop invariant: ldv_spin == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 116 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 2, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 239 SDtfs, 105 SDslu, 119 SDs, 0 SdLazy, 9 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=116occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 65 PreInvPairs, 109 NumberOfFragments, 104 HoareAnnotationTreeSize, 65 FomulaSimplifications, 32 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 44 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 73 NumberOfCodeBlocks, 73 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 71 ConstructedInterpolants, 0 QuantifiedInterpolants, 6055 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 2/2 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...