./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 fcb8e130 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_1.5.800.v20200727-1323.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 23b299466df567728bd01cdd7606fd8853010375cabd6f3e05e43d9cfc96a45f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-fcb8e13 [2021-11-22 23:32:51,104 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:32:51,107 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:32:51,156 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:32:51,156 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:32:51,158 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:32:51,160 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:32:51,166 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:32:51,167 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:32:51,173 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:32:51,173 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:32:51,174 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:32:51,174 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:32:51,175 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:32:51,175 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:32:51,176 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:32:51,177 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:32:51,177 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:32:51,178 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:32:51,179 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:32:51,180 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:32:51,181 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:32:51,182 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:32:51,183 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:32:51,185 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:32:51,186 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:32:51,186 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:32:51,187 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:32:51,187 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:32:51,188 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:32:51,188 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:32:51,189 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:32:51,189 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:32:51,190 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:32:51,191 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:32:51,191 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:32:51,192 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:32:51,192 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:32:51,192 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:32:51,193 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:32:51,194 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:32:51,195 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-22 23:32:51,219 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:32:51,220 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:32:51,220 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 23:32:51,220 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 23:32:51,222 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:32:51,222 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:32:51,222 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 23:32:51,222 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:32:51,222 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:32:51,223 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:32:51,223 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:32:51,224 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:32:51,224 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:32:51,224 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:32:51,224 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:32:51,224 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:32:51,225 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:32:51,225 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 23:32:51,225 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-22 23:32:51,225 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 23:32:51,225 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:32:51,225 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:32:51,226 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:32:51,226 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-22 23:32:51,226 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:32:51,226 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-22 23:32:51,226 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-22 23:32:51,227 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:32:51,227 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-22 23:32:51,227 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b299466df567728bd01cdd7606fd8853010375cabd6f3e05e43d9cfc96a45f [2021-11-22 23:32:51,488 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:32:51,514 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:32:51,517 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:32:51,518 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:32:51,519 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:32:51,520 INFO L432 ainManager$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 [2021-11-22 23:32:51,575 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab4a67e71/ea82e3e3d0ea490ea93311016aaa77ce/FLAG8418e607b [2021-11-22 23:32:52,199 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:32:52,200 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 [2021-11-22 23:32:52,235 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab4a67e71/ea82e3e3d0ea490ea93311016aaa77ce/FLAG8418e607b [2021-11-22 23:32:52,577 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab4a67e71/ea82e3e3d0ea490ea93311016aaa77ce [2021-11-22 23:32:52,579 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:32:52,584 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:32:52,589 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:32:52,589 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:32:52,594 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:32:52,595 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:32:52" (1/1) ... [2021-11-22 23:32:52,596 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d2745a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:32:52, skipping insertion in model container [2021-11-22 23:32:52,596 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:32:52" (1/1) ... [2021-11-22 23:32:52,601 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:32:52,670 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:32:52,970 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2395] [2021-11-22 23:32:52,971 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2396-2397] [2021-11-22 23:32:53,074 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /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[74571,74584] [2021-11-22 23:32:53,316 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:32:53,338 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:32:53,400 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2395] [2021-11-22 23:32:53,401 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2396-2397] [2021-11-22 23:32:53,411 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /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[74571,74584] [2021-11-22 23:32:53,467 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:32:53,495 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:32:53,496 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:32:53 WrapperNode [2021-11-22 23:32:53,496 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:32:53,497 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:32:53,497 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:32:53,497 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:32:53,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:32:53" (1/1) ... [2021-11-22 23:32:53,533 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:32:53" (1/1) ... [2021-11-22 23:32:53,592 INFO L137 Inliner]: procedures = 76, calls = 196, calls flagged for inlining = 47, calls inlined = 38, statements flattened = 560 [2021-11-22 23:32:53,593 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:32:53,594 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:32:53,594 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:32:53,594 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:32:53,602 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:32:53" (1/1) ... [2021-11-22 23:32:53,602 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:32:53" (1/1) ... [2021-11-22 23:32:53,610 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:32:53" (1/1) ... [2021-11-22 23:32:53,610 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:32:53" (1/1) ... [2021-11-22 23:32:53,635 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:32:53" (1/1) ... [2021-11-22 23:32:53,644 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:32:53" (1/1) ... [2021-11-22 23:32:53,647 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:32:53" (1/1) ... [2021-11-22 23:32:53,651 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:32:53,652 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:32:53,652 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:32:53,653 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:32:53,655 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:32:53" (1/1) ... [2021-11-22 23:32:53,674 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 23:32:53,684 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-22 23:32:53,701 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-22 23:32:53,726 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-22 23:32:53,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:32:53,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 23:32:53,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-22 23:32:53,771 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-22 23:32:53,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-22 23:32:53,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-22 23:32:53,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-22 23:32:53,773 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_stop [2021-11-22 23:32:53,774 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_stop [2021-11-22 23:32:53,774 INFO L130 BoogieDeclarations]: Found specification of procedure ax_remove [2021-11-22 23:32:53,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ax_remove [2021-11-22 23:32:53,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:32:53,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-22 23:32:53,774 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_close [2021-11-22 23:32:53,775 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_close [2021-11-22 23:32:53,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-22 23:32:53,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:32:53,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-22 23:32:53,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:32:53,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:32:53,975 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:32:53,977 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:32:54,492 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:32:54,501 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:32:54,501 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-22 23:32:54,504 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:32:54 BoogieIcfgContainer [2021-11-22 23:32:54,504 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:32:54,505 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-22 23:32:54,506 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-22 23:32:54,509 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-22 23:32:54,509 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 11:32:52" (1/3) ... [2021-11-22 23:32:54,524 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46937e8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:32:54, skipping insertion in model container [2021-11-22 23:32:54,524 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:32:53" (2/3) ... [2021-11-22 23:32:54,524 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46937e8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:32:54, skipping insertion in model container [2021-11-22 23:32:54,525 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:32:54" (3/3) ... [2021-11-22 23:32:54,526 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 [2021-11-22 23:32:54,531 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-22 23:32:54,531 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-22 23:32:54,566 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-22 23:32:54,571 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-22 23:32:54,571 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-22 23:32:54,597 INFO L276 IsEmpty]: Start isEmpty. Operand has 119 states, 105 states have (on average 1.3714285714285714) internal successors, (144), 106 states have internal predecessors, (144), 8 states have call successors, (8), 4 states have call predecessors, (8), 4 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2021-11-22 23:32:54,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-22 23:32:54,604 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 23:32:54,604 INFO L514 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] [2021-11-22 23:32:54,605 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 23:32:54,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:32:54,613 INFO L85 PathProgramCache]: Analyzing trace with hash 1617559486, now seen corresponding path program 1 times [2021-11-22 23:32:54,620 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:32:54,621 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1654089150] [2021-11-22 23:32:54,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:32:54,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:54,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:54,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:32:54,915 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:32:54,916 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1654089150] [2021-11-22 23:32:54,917 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1654089150] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:32:54,918 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:32:54,918 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-22 23:32:54,920 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1602352678] [2021-11-22 23:32:54,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:32:54,924 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 23:32:54,925 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:32:54,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 23:32:54,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 23:32:54,957 INFO L87 Difference]: Start difference. First operand has 119 states, 105 states have (on average 1.3714285714285714) internal successors, (144), 106 states have internal predecessors, (144), 8 states have call successors, (8), 4 states have call predecessors, (8), 4 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:32:55,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 23:32:55,051 INFO L93 Difference]: Finished difference Result 230 states and 313 transitions. [2021-11-22 23:32:55,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:32:55,054 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 28 [2021-11-22 23:32:55,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 23:32:55,063 INFO L225 Difference]: With dead ends: 230 [2021-11-22 23:32:55,063 INFO L226 Difference]: Without dead ends: 99 [2021-11-22 23:32:55,067 INFO L932 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 [2021-11-22 23:32:55,075 INFO L933 BasicCegarLoop]: 137 mSDtfsCounter, 40 mSDsluCounter, 121 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 258 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 23:32:55,076 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [40 Valid, 258 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 23:32:55,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2021-11-22 23:32:55,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2021-11-22 23:32:55,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 98 states have (on average 1.3571428571428572) internal successors, (133), 98 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:32:55,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 133 transitions. [2021-11-22 23:32:55,124 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 133 transitions. Word has length 28 [2021-11-22 23:32:55,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 23:32:55,125 INFO L470 AbstractCegarLoop]: Abstraction has 99 states and 133 transitions. [2021-11-22 23:32:55,126 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:32:55,127 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 133 transitions. [2021-11-22 23:32:55,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-22 23:32:55,131 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 23:32:55,131 INFO L514 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] [2021-11-22 23:32:55,132 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-22 23:32:55,132 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 23:32:55,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:32:55,135 INFO L85 PathProgramCache]: Analyzing trace with hash 564165085, now seen corresponding path program 1 times [2021-11-22 23:32:55,135 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:32:55,135 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1786738540] [2021-11-22 23:32:55,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:32:55,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:55,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:55,335 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:32:55,336 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:32:55,336 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1786738540] [2021-11-22 23:32:55,337 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1786738540] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:32:55,337 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:32:55,337 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-22 23:32:55,337 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1769172645] [2021-11-22 23:32:55,338 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:32:55,339 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 23:32:55,339 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:32:55,340 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 23:32:55,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 23:32:55,341 INFO L87 Difference]: Start difference. First operand 99 states and 133 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 2 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:32:55,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 23:32:55,355 INFO L93 Difference]: Finished difference Result 99 states and 133 transitions. [2021-11-22 23:32:55,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:32:55,356 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 2 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 42 [2021-11-22 23:32:55,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 23:32:55,358 INFO L225 Difference]: With dead ends: 99 [2021-11-22 23:32:55,358 INFO L226 Difference]: Without dead ends: 0 [2021-11-22 23:32:55,361 INFO L932 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 [2021-11-22 23:32:55,363 INFO L933 BasicCegarLoop]: 106 mSDtfsCounter, 68 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 106 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 23:32:55,365 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [68 Valid, 106 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 23:32:55,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-22 23:32:55,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-22 23:32:55,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:32:55,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-22 23:32:55,368 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 42 [2021-11-22 23:32:55,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 23:32:55,369 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-22 23:32:55,369 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 2 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:32:55,369 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-22 23:32:55,369 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-22 23:32:55,372 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-22 23:32:55,373 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-22 23:32:55,375 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-22 23:32:55,454 INFO L858 garLoopResultBuilder]: For program point hid_hw_stopFINAL(lines 2639 2646) no Hoare annotation was computed. [2021-11-22 23:32:55,455 INFO L861 garLoopResultBuilder]: At program point L3096(lines 3095 3097) the Hoare annotation is: true [2021-11-22 23:32:55,455 INFO L861 garLoopResultBuilder]: At program point hid_hw_stopENTRY(lines 2639 2646) the Hoare annotation is: true [2021-11-22 23:32:55,456 INFO L858 garLoopResultBuilder]: For program point hid_hw_stopEXIT(lines 2639 2646) no Hoare annotation was computed. [2021-11-22 23:32:55,456 INFO L858 garLoopResultBuilder]: For program point L2643-1(line 2643) no Hoare annotation was computed. [2021-11-22 23:32:55,456 INFO L861 garLoopResultBuilder]: At program point L2643(line 2643) the Hoare annotation is: true [2021-11-22 23:32:55,456 INFO L861 garLoopResultBuilder]: At program point hid_hw_closeENTRY(lines 2655 2661) the Hoare annotation is: true [2021-11-22 23:32:55,457 INFO L858 garLoopResultBuilder]: For program point L2658-1(line 2658) no Hoare annotation was computed. [2021-11-22 23:32:55,457 INFO L858 garLoopResultBuilder]: For program point hid_hw_closeEXIT(lines 2655 2661) no Hoare annotation was computed. [2021-11-22 23:32:55,457 INFO L858 garLoopResultBuilder]: For program point hid_hw_closeFINAL(lines 2655 2661) no Hoare annotation was computed. [2021-11-22 23:32:55,457 INFO L861 garLoopResultBuilder]: At program point L2658(line 2658) the Hoare annotation is: true [2021-11-22 23:32:55,458 INFO L858 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2021-11-22 23:32:55,458 INFO L861 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: true [2021-11-22 23:32:55,458 INFO L861 garLoopResultBuilder]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: true [2021-11-22 23:32:55,458 INFO L858 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2021-11-22 23:32:55,458 INFO L861 garLoopResultBuilder]: At program point L2562-2(lines 2561 2564) the Hoare annotation is: true [2021-11-22 23:32:55,458 INFO L861 garLoopResultBuilder]: At program point L2562-1(lines 2561 2564) the Hoare annotation is: true [2021-11-22 23:32:55,459 INFO L861 garLoopResultBuilder]: At program point L2975(lines 2912 2996) the Hoare annotation is: true [2021-11-22 23:32:55,459 INFO L858 garLoopResultBuilder]: For program point L2843(lines 2843 2848) no Hoare annotation was computed. [2021-11-22 23:32:55,459 INFO L854 garLoopResultBuilder]: At program point L2777(lines 2746 2805) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-22 23:32:55,459 INFO L858 garLoopResultBuilder]: For program point L2926(line 2926) no Hoare annotation was computed. [2021-11-22 23:32:55,459 INFO L858 garLoopResultBuilder]: For program point L2794(lines 2794 2797) no Hoare annotation was computed. [2021-11-22 23:32:55,459 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-22 23:32:55,460 INFO L858 garLoopResultBuilder]: For program point L2927(lines 2927 2935) no Hoare annotation was computed. [2021-11-22 23:32:55,460 INFO L854 garLoopResultBuilder]: At program point L2795(lines 2746 2805) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-22 23:32:55,461 INFO L858 garLoopResultBuilder]: For program point L2845-1(line 2845) no Hoare annotation was computed. [2021-11-22 23:32:55,461 INFO L861 garLoopResultBuilder]: At program point L2845(line 2845) the Hoare annotation is: true [2021-11-22 23:32:55,461 INFO L858 garLoopResultBuilder]: For program point L3126(lines 3126 3128) no Hoare annotation was computed. [2021-11-22 23:32:55,461 INFO L854 garLoopResultBuilder]: At program point L3093(lines 3092 3094) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-22 23:32:55,461 INFO L854 garLoopResultBuilder]: At program point L2532(lines 2519 2535) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2021-11-22 23:32:55,461 INFO L854 garLoopResultBuilder]: At program point L3077(lines 3076 3078) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-22 23:32:55,462 INFO L858 garLoopResultBuilder]: For program point L2499-1(lines 2499 2501) no Hoare annotation was computed. [2021-11-22 23:32:55,462 INFO L858 garLoopResultBuilder]: For program point L2499(lines 2499 2501) no Hoare annotation was computed. [2021-11-22 23:32:55,462 INFO L858 garLoopResultBuilder]: For program point L3011(lines 3011 3014) no Hoare annotation was computed. [2021-11-22 23:32:55,462 INFO L854 garLoopResultBuilder]: At program point L2532-1(lines 2519 2535) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-22 23:32:55,463 INFO L854 garLoopResultBuilder]: At program point L3011-2(lines 3008 3017) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-22 23:32:55,463 INFO L858 garLoopResultBuilder]: For program point L2945(line 2945) no Hoare annotation was computed. [2021-11-22 23:32:55,463 INFO L858 garLoopResultBuilder]: For program point L2780(line 2780) no Hoare annotation was computed. [2021-11-22 23:32:55,463 INFO L858 garLoopResultBuilder]: For program point L2780-2(lines 2780 2785) no Hoare annotation was computed. [2021-11-22 23:32:55,464 INFO L861 garLoopResultBuilder]: At program point L2995(lines 2905 2997) the Hoare annotation is: true [2021-11-22 23:32:55,464 INFO L858 garLoopResultBuilder]: For program point L2929(lines 2929 2933) no Hoare annotation was computed. [2021-11-22 23:32:55,464 INFO L858 garLoopResultBuilder]: For program point L2632(lines 2632 2635) no Hoare annotation was computed. [2021-11-22 23:32:55,464 INFO L858 garLoopResultBuilder]: For program point L2632-2(lines 2632 2635) no Hoare annotation was computed. [2021-11-22 23:32:55,464 INFO L858 garLoopResultBuilder]: For program point L2500(line 2500) no Hoare annotation was computed. [2021-11-22 23:32:55,464 INFO L858 garLoopResultBuilder]: For program point L2500-2(line 2500) no Hoare annotation was computed. [2021-11-22 23:32:55,465 INFO L858 garLoopResultBuilder]: For program point L2831(lines 2831 2835) no Hoare annotation was computed. [2021-11-22 23:32:55,465 INFO L858 garLoopResultBuilder]: For program point L2666(lines 2666 2671) no Hoare annotation was computed. [2021-11-22 23:32:55,465 INFO L858 garLoopResultBuilder]: For program point L2633-1(line 2633) no Hoare annotation was computed. [2021-11-22 23:32:55,466 INFO L861 garLoopResultBuilder]: At program point L2633(line 2633) the Hoare annotation is: true [2021-11-22 23:32:55,466 INFO L854 garLoopResultBuilder]: At program point L2617(lines 2612 2619) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-22 23:32:55,466 INFO L858 garLoopResultBuilder]: For program point L2964(line 2964) no Hoare annotation was computed. [2021-11-22 23:32:55,466 INFO L861 garLoopResultBuilder]: At program point L3113(lines 3112 3114) the Hoare annotation is: true [2021-11-22 23:32:55,468 INFO L858 garLoopResultBuilder]: For program point L2981(line 2981) no Hoare annotation was computed. [2021-11-22 23:32:55,468 INFO L854 garLoopResultBuilder]: At program point L2882(lines 2877 2884) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-22 23:32:55,468 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-22 23:32:55,468 INFO L854 garLoopResultBuilder]: At program point L2849(lines 2807 2851) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-22 23:32:55,468 INFO L858 garLoopResultBuilder]: For program point L2552(lines 2552 2558) no Hoare annotation was computed. [2021-11-22 23:32:55,469 INFO L858 garLoopResultBuilder]: For program point L2965(lines 2965 2979) no Hoare annotation was computed. [2021-11-22 23:32:55,470 INFO L854 garLoopResultBuilder]: At program point L2569(lines 2566 2571) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-22 23:32:55,470 INFO L854 garLoopResultBuilder]: At program point L2652(lines 2647 2654) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-22 23:32:55,470 INFO L854 garLoopResultBuilder]: At program point L2487(lines 2484 2489) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-22 23:32:55,473 INFO L854 garLoopResultBuilder]: At program point L2636(lines 2620 2638) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-22 23:32:55,474 INFO L858 garLoopResultBuilder]: For program point L2967(lines 2967 2972) no Hoare annotation was computed. [2021-11-22 23:32:55,476 INFO L858 garLoopResultBuilder]: For program point L2967-2(lines 2965 2978) no Hoare annotation was computed. [2021-11-22 23:32:55,477 INFO L854 garLoopResultBuilder]: At program point L2769(lines 2746 2805) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-22 23:32:55,477 INFO L854 garLoopResultBuilder]: At program point L3116(lines 3115 3117) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2021-11-22 23:32:55,477 INFO L858 garLoopResultBuilder]: For program point L2753(lines 2753 2757) no Hoare annotation was computed. [2021-11-22 23:32:55,477 INFO L854 garLoopResultBuilder]: At program point L3100(lines 3099 3101) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-22 23:32:55,477 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-22 23:32:55,478 INFO L858 garLoopResultBuilder]: For program point L2555(line 2555) no Hoare annotation was computed. [2021-11-22 23:32:55,478 INFO L854 garLoopResultBuilder]: At program point L2902(lines 2896 2904) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-22 23:32:55,478 INFO L858 garLoopResultBuilder]: For program point L2770(lines 2770 2773) no Hoare annotation was computed. [2021-11-22 23:32:55,478 INFO L858 garLoopResultBuilder]: For program point L2952(line 2952) no Hoare annotation was computed. [2021-11-22 23:32:55,478 INFO L858 garLoopResultBuilder]: For program point L2820(lines 2820 2823) no Hoare annotation was computed. [2021-11-22 23:32:55,478 INFO L858 garLoopResultBuilder]: For program point L2820-2(lines 2820 2823) no Hoare annotation was computed. [2021-11-22 23:32:55,479 INFO L854 garLoopResultBuilder]: At program point L2804(lines 2731 2806) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-22 23:32:55,479 INFO L858 garLoopResultBuilder]: For program point L2837(lines 2837 2841) no Hoare annotation was computed. [2021-11-22 23:32:55,479 INFO L854 garLoopResultBuilder]: At program point L2771(lines 2746 2805) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-22 23:32:55,479 INFO L858 garLoopResultBuilder]: For program point L2837-2(lines 2837 2841) no Hoare annotation was computed. [2021-11-22 23:32:55,479 INFO L858 garLoopResultBuilder]: For program point L2953(lines 2953 2986) no Hoare annotation was computed. [2021-11-22 23:32:55,479 INFO L858 garLoopResultBuilder]: For program point L2788(lines 2788 2791) no Hoare annotation was computed. [2021-11-22 23:32:55,480 INFO L854 garLoopResultBuilder]: At program point L3003(lines 2999 3005) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-22 23:32:55,480 INFO L858 garLoopResultBuilder]: For program point L2937(line 2937) no Hoare annotation was computed. [2021-11-22 23:32:55,480 INFO L854 garLoopResultBuilder]: At program point L2673(lines 2662 2675) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-22 23:32:55,480 INFO L858 garLoopResultBuilder]: For program point L2921(lines 2921 2990) no Hoare annotation was computed. [2021-11-22 23:32:55,481 INFO L861 garLoopResultBuilder]: At program point L3103(lines 3102 3104) the Hoare annotation is: true [2021-11-22 23:32:55,481 INFO L858 garLoopResultBuilder]: For program point L2938(lines 2938 2943) no Hoare annotation was computed. [2021-11-22 23:32:55,481 INFO L858 garLoopResultBuilder]: For program point L2988(line 2988) no Hoare annotation was computed. [2021-11-22 23:32:55,482 INFO L858 garLoopResultBuilder]: For program point L2922(line 2922) no Hoare annotation was computed. [2021-11-22 23:32:55,482 INFO L858 garLoopResultBuilder]: For program point L2955(lines 2955 2983) no Hoare annotation was computed. [2021-11-22 23:32:55,482 INFO L861 garLoopResultBuilder]: At program point L2889(lines 2885 2891) the Hoare annotation is: true [2021-11-22 23:32:55,482 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-22 23:32:55,482 INFO L858 garLoopResultBuilder]: For program point L2526(lines 2526 2533) no Hoare annotation was computed. [2021-11-22 23:32:55,482 INFO L858 garLoopResultBuilder]: For program point L-1-1(line -1) no Hoare annotation was computed. [2021-11-22 23:32:55,483 INFO L858 garLoopResultBuilder]: For program point L-1-2(line -1) no Hoare annotation was computed. [2021-11-22 23:32:55,483 INFO L858 garLoopResultBuilder]: For program point L-1-3(line -1) no Hoare annotation was computed. [2021-11-22 23:32:55,483 INFO L858 garLoopResultBuilder]: For program point L2526-1(lines 2526 2533) no Hoare annotation was computed. [2021-11-22 23:32:55,483 INFO L858 garLoopResultBuilder]: For program point L2939-1(line 2939) no Hoare annotation was computed. [2021-11-22 23:32:55,483 INFO L858 garLoopResultBuilder]: For program point L-1-4(line -1) no Hoare annotation was computed. [2021-11-22 23:32:55,483 INFO L861 garLoopResultBuilder]: At program point L2939(line 2939) the Hoare annotation is: true [2021-11-22 23:32:55,484 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 2556) no Hoare annotation was computed. [2021-11-22 23:32:55,484 INFO L858 garLoopResultBuilder]: For program point L2956(line 2956) no Hoare annotation was computed. [2021-11-22 23:32:55,484 INFO L858 garLoopResultBuilder]: For program point L2923(lines 2923 2950) no Hoare annotation was computed. [2021-11-22 23:32:55,484 INFO L854 garLoopResultBuilder]: At program point L2775(lines 2746 2805) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-22 23:32:55,484 INFO L854 garLoopResultBuilder]: At program point L2478(lines 2474 2480) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-22 23:32:55,485 INFO L858 garLoopResultBuilder]: For program point L2957(lines 2957 2962) no Hoare annotation was computed. [2021-11-22 23:32:55,485 INFO L858 garLoopResultBuilder]: For program point L2825(lines 2825 2829) no Hoare annotation was computed. [2021-11-22 23:32:55,485 INFO L858 garLoopResultBuilder]: For program point L2627(lines 2627 2630) no Hoare annotation was computed. [2021-11-22 23:32:55,485 INFO L858 garLoopResultBuilder]: For program point L2776(lines 2776 2779) no Hoare annotation was computed. [2021-11-22 23:32:55,486 INFO L854 garLoopResultBuilder]: At program point L2991(lines 2912 2996) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-22 23:32:55,487 INFO L858 garLoopResultBuilder]: For program point L2925(lines 2925 2947) no Hoare annotation was computed. [2021-11-22 23:32:55,488 INFO L861 garLoopResultBuilder]: At program point L2562(lines 2561 2564) the Hoare annotation is: true [2021-11-22 23:32:55,489 INFO L854 garLoopResultBuilder]: At program point L3074(lines 3073 3075) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-22 23:32:55,489 INFO L854 garLoopResultBuilder]: At program point L3107(lines 3106 3108) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-22 23:32:55,489 INFO L858 garLoopResultBuilder]: For program point ax_removeFINAL(lines 2852 2859) no Hoare annotation was computed. [2021-11-22 23:32:55,489 INFO L858 garLoopResultBuilder]: For program point L2855-1(line 2855) no Hoare annotation was computed. [2021-11-22 23:32:55,489 INFO L861 garLoopResultBuilder]: At program point ax_removeENTRY(lines 2852 2859) the Hoare annotation is: true [2021-11-22 23:32:55,489 INFO L861 garLoopResultBuilder]: At program point L2855(line 2855) the Hoare annotation is: true [2021-11-22 23:32:55,490 INFO L858 garLoopResultBuilder]: For program point ax_removeEXIT(lines 2852 2859) no Hoare annotation was computed. [2021-11-22 23:32:55,497 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2021-11-22 23:32:55,498 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-22 23:32:55,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 11:32:55 BoogieIcfgContainer [2021-11-22 23:32:55,527 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-22 23:32:55,528 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-22 23:32:55,528 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-22 23:32:55,528 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-22 23:32:55,529 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:32:54" (3/4) ... [2021-11-22 23:32:55,531 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-22 23:32:55,536 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2021-11-22 23:32:55,537 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_stop [2021-11-22 23:32:55,537 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ax_remove [2021-11-22 23:32:55,537 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_close [2021-11-22 23:32:55,552 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 78 nodes and edges [2021-11-22 23:32:55,553 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2021-11-22 23:32:55,553 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-22 23:32:55,554 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-22 23:32:55,555 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-22 23:32:55,555 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-22 23:32:55,676 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-11-22 23:32:55,676 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-22 23:32:55,677 INFO L158 Benchmark]: Toolchain (without parser) took 3092.94ms. Allocated memory was 100.7MB in the beginning and 144.7MB in the end (delta: 44.0MB). Free memory was 68.2MB in the beginning and 107.1MB in the end (delta: -38.8MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2021-11-22 23:32:55,677 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 73.4MB. Free memory is still 52.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:32:55,677 INFO L158 Benchmark]: CACSL2BoogieTranslator took 907.58ms. Allocated memory is still 100.7MB. Free memory was 68.0MB in the beginning and 49.4MB in the end (delta: 18.7MB). Peak memory consumption was 34.1MB. Max. memory is 16.1GB. [2021-11-22 23:32:55,678 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.62ms. Allocated memory is still 100.7MB. Free memory was 49.4MB in the beginning and 44.9MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-22 23:32:55,678 INFO L158 Benchmark]: Boogie Preprocessor took 57.35ms. Allocated memory is still 100.7MB. Free memory was 44.9MB in the beginning and 41.4MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-22 23:32:55,678 INFO L158 Benchmark]: RCFGBuilder took 851.80ms. Allocated memory is still 100.7MB. Free memory was 41.1MB in the beginning and 37.3MB in the end (delta: 3.8MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. [2021-11-22 23:32:55,679 INFO L158 Benchmark]: TraceAbstraction took 1021.50ms. Allocated memory was 100.7MB in the beginning and 144.7MB in the end (delta: 44.0MB). Free memory was 36.9MB in the beginning and 80.9MB in the end (delta: -44.0MB). Peak memory consumption was 1.1MB. Max. memory is 16.1GB. [2021-11-22 23:32:55,679 INFO L158 Benchmark]: Witness Printer took 148.52ms. Allocated memory is still 144.7MB. Free memory was 80.0MB in the beginning and 107.1MB in the end (delta: -27.0MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2021-11-22 23:32:55,681 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 73.4MB. Free memory is still 52.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 907.58ms. Allocated memory is still 100.7MB. Free memory was 68.0MB in the beginning and 49.4MB in the end (delta: 18.7MB). Peak memory consumption was 34.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.62ms. Allocated memory is still 100.7MB. Free memory was 49.4MB in the beginning and 44.9MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.35ms. Allocated memory is still 100.7MB. Free memory was 44.9MB in the beginning and 41.4MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 851.80ms. Allocated memory is still 100.7MB. Free memory was 41.1MB in the beginning and 37.3MB in the end (delta: 3.8MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1021.50ms. Allocated memory was 100.7MB in the beginning and 144.7MB in the end (delta: 44.0MB). Free memory was 36.9MB in the beginning and 80.9MB in the end (delta: -44.0MB). Peak memory consumption was 1.1MB. Max. memory is 16.1GB. * Witness Printer took 148.52ms. Allocated memory is still 144.7MB. Free memory was 80.0MB in the beginning and 107.1MB in the end (delta: -27.0MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 2556]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 119 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 2, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 108 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 108 mSDsluCounter, 364 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 121 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9 IncrementalHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 243 mSDtfsCounter, 9 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, 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=119occurred in iteration=0, InterpolantAutomatonStates: 6, 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, 47 LocationsWithAnnotation, 68 PreInvPairs, 116 NumberOfFragments, 109 HoareAnnotationTreeSize, 68 FomulaSimplifications, 24 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 47 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 70 NumberOfCodeBlocks, 70 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 68 ConstructedInterpolants, 0 QuantifiedInterpolants, 154 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 2561]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2877]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2612]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3095]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2905]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2519]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2484]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3106]: 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: 2912]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2746]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2474]: 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: 2561]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2912]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3102]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3008]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2746]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2807]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2746]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2999]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3092]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3073]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2896]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2620]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3076]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2885]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3099]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2662]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2647]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2746]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3112]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2746]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2566]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2731]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2561]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-11-22 23:32:55,715 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE