./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 ae007674 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 0.2.2-dev-ae00767 [2021-12-28 04:00:55,160 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 04:00:55,162 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 04:00:55,186 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 04:00:55,188 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 04:00:55,192 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 04:00:55,194 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 04:00:55,199 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 04:00:55,203 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 04:00:55,207 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 04:00:55,208 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 04:00:55,209 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 04:00:55,209 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 04:00:55,211 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 04:00:55,212 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 04:00:55,214 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 04:00:55,214 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 04:00:55,215 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 04:00:55,219 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 04:00:55,220 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 04:00:55,220 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 04:00:55,222 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 04:00:55,222 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 04:00:55,223 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 04:00:55,225 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 04:00:55,228 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 04:00:55,228 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 04:00:55,229 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 04:00:55,230 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 04:00:55,230 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 04:00:55,231 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 04:00:55,231 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 04:00:55,232 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 04:00:55,233 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 04:00:55,234 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 04:00:55,234 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 04:00:55,235 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 04:00:55,235 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 04:00:55,235 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 04:00:55,236 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 04:00:55,237 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 04:00:55,237 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-28 04:00:55,262 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 04:00:55,263 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 04:00:55,264 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 04:00:55,264 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 04:00:55,265 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-28 04:00:55,265 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-28 04:00:55,266 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 04:00:55,266 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 04:00:55,266 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 04:00:55,266 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 04:00:55,267 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-28 04:00:55,267 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 04:00:55,267 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-28 04:00:55,267 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-28 04:00:55,267 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-28 04:00:55,267 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-28 04:00:55,267 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 04:00:55,268 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-28 04:00:55,268 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 04:00:55,268 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 04:00:55,268 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-28 04:00:55,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 04:00:55,273 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 04:00:55,273 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-28 04:00:55,273 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-28 04:00:55,273 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-28 04:00:55,274 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-28 04:00:55,274 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-28 04:00:55,274 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-28 04:00:55,274 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-28 04:00:55,274 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b299466df567728bd01cdd7606fd8853010375cabd6f3e05e43d9cfc96a45f [2021-12-28 04:00:55,515 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 04:00:55,551 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 04:00:55,553 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 04:00:55,554 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 04:00:55,554 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 04:00:55,555 INFO L432 ainManager$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 [2021-12-28 04:00:55,600 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fe6efb99/9aa858346e604e2e82b6f830f0f4e044/FLAGf48bef71b [2021-12-28 04:00:56,188 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 04:00:56,189 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 [2021-12-28 04:00:56,210 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fe6efb99/9aa858346e604e2e82b6f830f0f4e044/FLAGf48bef71b [2021-12-28 04:00:56,626 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fe6efb99/9aa858346e604e2e82b6f830f0f4e044 [2021-12-28 04:00:56,630 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 04:00:56,632 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 04:00:56,633 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 04:00:56,633 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 04:00:56,636 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 04:00:56,636 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 04:00:56" (1/1) ... [2021-12-28 04:00:56,637 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bfe6de6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:00:56, skipping insertion in model container [2021-12-28 04:00:56,638 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 04:00:56" (1/1) ... [2021-12-28 04:00:56,643 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 04:00:56,696 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 04:00:57,046 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2395] [2021-12-28 04:00:57,049 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] [2021-12-28 04:00:57,098 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] [2021-12-28 04:00:57,282 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 04:00:57,302 INFO L203 MainTranslator]: Completed pre-run [2021-12-28 04:00:57,358 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2395] [2021-12-28 04:00:57,359 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] [2021-12-28 04:00:57,369 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] [2021-12-28 04:00:57,420 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 04:00:57,445 INFO L208 MainTranslator]: Completed translation [2021-12-28 04:00:57,446 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:00:57 WrapperNode [2021-12-28 04:00:57,446 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-28 04:00:57,447 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-28 04:00:57,447 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-28 04:00:57,447 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-28 04:00:57,452 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:00:57" (1/1) ... [2021-12-28 04:00:57,483 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:00:57" (1/1) ... [2021-12-28 04:00:57,540 INFO L137 Inliner]: procedures = 76, calls = 196, calls flagged for inlining = 30, calls inlined = 26, statements flattened = 526 [2021-12-28 04:00:57,541 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-28 04:00:57,541 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-28 04:00:57,541 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-28 04:00:57,541 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-28 04:00:57,551 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:00:57" (1/1) ... [2021-12-28 04:00:57,551 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:00:57" (1/1) ... [2021-12-28 04:00:57,561 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:00:57" (1/1) ... [2021-12-28 04:00:57,565 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:00:57" (1/1) ... [2021-12-28 04:00:57,587 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:00:57" (1/1) ... [2021-12-28 04:00:57,589 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:00:57" (1/1) ... [2021-12-28 04:00:57,591 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:00:57" (1/1) ... [2021-12-28 04:00:57,595 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-28 04:00:57,596 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-28 04:00:57,596 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-28 04:00:57,596 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-28 04:00:57,597 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:00:57" (1/1) ... [2021-12-28 04:00:57,616 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 04:00:57,626 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 04:00:57,639 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) [2021-12-28 04:00:57,663 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 [2021-12-28 04:00:57,677 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-28 04:00:57,677 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_request [2021-12-28 04:00:57,677 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_request [2021-12-28 04:00:57,677 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-28 04:00:57,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-28 04:00:57,678 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-28 04:00:57,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-28 04:00:57,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-28 04:00:57,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-28 04:00:57,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-28 04:00:57,678 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-28 04:00:57,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-28 04:00:57,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-28 04:00:57,679 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_stop [2021-12-28 04:00:57,679 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_stop [2021-12-28 04:00:57,679 INFO L130 BoogieDeclarations]: Found specification of procedure ax_remove [2021-12-28 04:00:57,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ax_remove [2021-12-28 04:00:57,679 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-28 04:00:57,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-28 04:00:57,679 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_close [2021-12-28 04:00:57,680 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_close [2021-12-28 04:00:57,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-28 04:00:57,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-28 04:00:57,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-28 04:00:57,680 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-28 04:00:57,680 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-28 04:00:57,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-28 04:00:57,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-28 04:00:57,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-28 04:00:57,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-28 04:00:57,681 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-28 04:00:57,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-28 04:00:57,879 INFO L234 CfgBuilder]: Building ICFG [2021-12-28 04:00:57,882 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-28 04:00:58,026 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-28 04:00:58,338 INFO L275 CfgBuilder]: Performing block encoding [2021-12-28 04:00:58,343 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-28 04:00:58,343 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-28 04:00:58,345 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 04:00:58 BoogieIcfgContainer [2021-12-28 04:00:58,345 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-28 04:00:58,346 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-28 04:00:58,346 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-28 04:00:58,348 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-28 04:00:58,348 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.12 04:00:56" (1/3) ... [2021-12-28 04:00:58,349 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1003c26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 04:00:58, skipping insertion in model container [2021-12-28 04:00:58,349 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:00:57" (2/3) ... [2021-12-28 04:00:58,349 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1003c26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 04:00:58, skipping insertion in model container [2021-12-28 04:00:58,349 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 04:00:58" (3/3) ... [2021-12-28 04:00:58,350 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 [2021-12-28 04:00:58,356 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-28 04:00:58,356 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-28 04:00:58,399 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-28 04:00:58,405 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 [2021-12-28 04:00:58,405 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-28 04:00:58,421 INFO L276 IsEmpty]: Start isEmpty. Operand has 136 states, 107 states have (on average 1.3457943925233644) internal successors, (144), 112 states have internal predecessors, (144), 18 states have call successors, (18), 10 states have call predecessors, (18), 9 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2021-12-28 04:00:58,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-12-28 04:00:58,428 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 04:00:58,429 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 04:00:58,430 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 04:00:58,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 04:00:58,434 INFO L85 PathProgramCache]: Analyzing trace with hash 945939342, now seen corresponding path program 1 times [2021-12-28 04:00:58,441 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 04:00:58,441 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [159644212] [2021-12-28 04:00:58,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 04:00:58,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 04:00:58,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:00:58,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 04:00:58,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:00:58,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-28 04:00:58,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:00:58,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-28 04:00:58,777 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 04:00:58,777 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [159644212] [2021-12-28 04:00:58,778 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [159644212] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 04:00:58,778 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 04:00:58,778 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-28 04:00:58,779 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1519549912] [2021-12-28 04:00:58,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 04:00:58,782 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-28 04:00:58,783 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 04:00:58,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-28 04:00:58,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-28 04:00:58,805 INFO L87 Difference]: Start difference. First operand has 136 states, 107 states have (on average 1.3457943925233644) internal successors, (144), 112 states have internal predecessors, (144), 18 states have call successors, (18), 10 states have call predecessors, (18), 9 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-28 04:00:59,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 04:00:59,023 INFO L93 Difference]: Finished difference Result 281 states and 371 transitions. [2021-12-28 04:00:59,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-28 04:00:59,026 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 37 [2021-12-28 04:00:59,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 04:00:59,037 INFO L225 Difference]: With dead ends: 281 [2021-12-28 04:00:59,037 INFO L226 Difference]: Without dead ends: 129 [2021-12-28 04:00:59,041 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-28 04:00:59,049 INFO L933 BasicCegarLoop]: 154 mSDtfsCounter, 75 mSDsluCounter, 215 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 369 SdHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-28 04:00:59,055 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [77 Valid, 369 Invalid, 77 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 55 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-28 04:00:59,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2021-12-28 04:00:59,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 125. [2021-12-28 04:00:59,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 110 states have (on average 1.3181818181818181) internal successors, (145), 110 states have internal predecessors, (145), 8 states have call successors, (8), 7 states have call predecessors, (8), 6 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2021-12-28 04:00:59,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 160 transitions. [2021-12-28 04:00:59,108 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 160 transitions. Word has length 37 [2021-12-28 04:00:59,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 04:00:59,109 INFO L470 AbstractCegarLoop]: Abstraction has 125 states and 160 transitions. [2021-12-28 04:00:59,109 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-28 04:00:59,110 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 160 transitions. [2021-12-28 04:00:59,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-12-28 04:00:59,113 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 04:00:59,113 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 04:00:59,114 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-28 04:00:59,114 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 04:00:59,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 04:00:59,115 INFO L85 PathProgramCache]: Analyzing trace with hash 808416082, now seen corresponding path program 1 times [2021-12-28 04:00:59,115 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 04:00:59,115 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1784584210] [2021-12-28 04:00:59,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 04:00:59,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 04:00:59,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:00:59,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 04:00:59,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:00:59,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-12-28 04:00:59,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:00:59,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-28 04:00:59,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:00:59,318 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-12-28 04:00:59,318 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 04:00:59,319 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1784584210] [2021-12-28 04:00:59,319 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1784584210] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 04:00:59,319 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 04:00:59,323 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-28 04:00:59,324 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [808234114] [2021-12-28 04:00:59,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 04:00:59,325 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-28 04:00:59,325 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 04:00:59,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-28 04:00:59,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-28 04:00:59,327 INFO L87 Difference]: Start difference. First operand 125 states and 160 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2021-12-28 04:00:59,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 04:00:59,402 INFO L93 Difference]: Finished difference Result 129 states and 164 transitions. [2021-12-28 04:00:59,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-28 04:00:59,402 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 55 [2021-12-28 04:00:59,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 04:00:59,403 INFO L225 Difference]: With dead ends: 129 [2021-12-28 04:00:59,403 INFO L226 Difference]: Without dead ends: 0 [2021-12-28 04:00:59,404 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-28 04:00:59,405 INFO L933 BasicCegarLoop]: 120 mSDtfsCounter, 92 mSDsluCounter, 85 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 95 SdHoareTripleChecker+Valid, 205 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-28 04:00:59,405 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [95 Valid, 205 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-28 04:00:59,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-28 04:00:59,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-28 04:00:59,406 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) [2021-12-28 04:00:59,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-28 04:00:59,406 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 55 [2021-12-28 04:00:59,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 04:00:59,407 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-28 04:00:59,407 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2021-12-28 04:00:59,407 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-28 04:00:59,407 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-28 04:00:59,409 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-28 04:00:59,410 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-28 04:00:59,411 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-28 04:00:59,497 INFO L858 garLoopResultBuilder]: For program point hid_hw_requestEXIT(lines 2662 2675) no Hoare annotation was computed. [2021-12-28 04:00:59,497 INFO L858 garLoopResultBuilder]: For program point L2666(lines 2666 2671) no Hoare annotation was computed. [2021-12-28 04:00:59,497 INFO L861 garLoopResultBuilder]: At program point L3077(lines 3076 3078) the Hoare annotation is: true [2021-12-28 04:00:59,497 INFO L861 garLoopResultBuilder]: At program point hid_hw_requestENTRY(lines 2662 2675) the Hoare annotation is: true [2021-12-28 04:00:59,498 INFO L858 garLoopResultBuilder]: For program point hid_hw_requestFINAL(lines 2662 2675) no Hoare annotation was computed. [2021-12-28 04:00:59,498 INFO L858 garLoopResultBuilder]: For program point hid_hw_stopFINAL(lines 2639 2646) no Hoare annotation was computed. [2021-12-28 04:00:59,498 INFO L861 garLoopResultBuilder]: At program point L3096(lines 3095 3097) the Hoare annotation is: true [2021-12-28 04:00:59,498 INFO L861 garLoopResultBuilder]: At program point hid_hw_stopENTRY(lines 2639 2646) the Hoare annotation is: true [2021-12-28 04:00:59,498 INFO L858 garLoopResultBuilder]: For program point hid_hw_stopEXIT(lines 2639 2646) no Hoare annotation was computed. [2021-12-28 04:00:59,498 INFO L858 garLoopResultBuilder]: For program point L2643-1(line 2643) no Hoare annotation was computed. [2021-12-28 04:00:59,498 INFO L861 garLoopResultBuilder]: At program point L2643(line 2643) the Hoare annotation is: true [2021-12-28 04:00:59,499 INFO L861 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 2499 2501) the Hoare annotation is: true [2021-12-28 04:00:59,499 INFO L858 garLoopResultBuilder]: For program point L2500(line 2500) no Hoare annotation was computed. [2021-12-28 04:00:59,499 INFO L858 garLoopResultBuilder]: For program point L2500-2(lines 2499 2501) no Hoare annotation was computed. [2021-12-28 04:00:59,499 INFO L858 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 2499 2501) no Hoare annotation was computed. [2021-12-28 04:00:59,499 INFO L861 garLoopResultBuilder]: At program point hid_hw_closeENTRY(lines 2655 2661) the Hoare annotation is: true [2021-12-28 04:00:59,499 INFO L858 garLoopResultBuilder]: For program point L2658-1(line 2658) no Hoare annotation was computed. [2021-12-28 04:00:59,500 INFO L858 garLoopResultBuilder]: For program point hid_hw_closeEXIT(lines 2655 2661) no Hoare annotation was computed. [2021-12-28 04:00:59,500 INFO L858 garLoopResultBuilder]: For program point hid_hw_closeFINAL(lines 2655 2661) no Hoare annotation was computed. [2021-12-28 04:00:59,500 INFO L861 garLoopResultBuilder]: At program point L2658(line 2658) the Hoare annotation is: true [2021-12-28 04:00:59,500 INFO L858 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 2552 2558) no Hoare annotation was computed. [2021-12-28 04:00:59,500 INFO L861 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 2552 2558) the Hoare annotation is: true [2021-12-28 04:00:59,500 INFO L858 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 2556) no Hoare annotation was computed. [2021-12-28 04:00:59,500 INFO L858 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 2552 2558) no Hoare annotation was computed. [2021-12-28 04:00:59,501 INFO L858 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2021-12-28 04:00:59,501 INFO L861 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: true [2021-12-28 04:00:59,501 INFO L861 garLoopResultBuilder]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: true [2021-12-28 04:00:59,501 INFO L858 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2021-12-28 04:00:59,501 INFO L858 garLoopResultBuilder]: For program point L2526(lines 2526 2533) no Hoare annotation was computed. [2021-12-28 04:00:59,501 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-28 04:00:59,501 INFO L858 garLoopResultBuilder]: For program point ldv_zallocEXIT(lines 2519 2535) no Hoare annotation was computed. [2021-12-28 04:00:59,502 INFO L854 garLoopResultBuilder]: At program point ldv_zallocENTRY(lines 2519 2535) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |old(#valid)| |#valid|))) [2021-12-28 04:00:59,502 INFO L858 garLoopResultBuilder]: For program point ldv_zallocFINAL(lines 2519 2535) no Hoare annotation was computed. [2021-12-28 04:00:59,502 INFO L858 garLoopResultBuilder]: For program point L2531-1(line 2531) no Hoare annotation was computed. [2021-12-28 04:00:59,502 INFO L861 garLoopResultBuilder]: At program point L2531(line 2531) the Hoare annotation is: true [2021-12-28 04:00:59,502 INFO L858 garLoopResultBuilder]: For program point ldv_stopEXIT(lines 2559 2565) no Hoare annotation was computed. [2021-12-28 04:00:59,502 INFO L861 garLoopResultBuilder]: At program point ldv_stopENTRY(lines 2559 2565) the Hoare annotation is: true [2021-12-28 04:00:59,503 INFO L861 garLoopResultBuilder]: At program point L2975(lines 2912 2996) the Hoare annotation is: true [2021-12-28 04:00:59,503 INFO L858 garLoopResultBuilder]: For program point L2843(lines 2843 2848) no Hoare annotation was computed. [2021-12-28 04:00:59,503 INFO L854 garLoopResultBuilder]: At program point L2777(lines 2746 2805) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-28 04:00:59,503 INFO L858 garLoopResultBuilder]: For program point L2926(line 2926) no Hoare annotation was computed. [2021-12-28 04:00:59,503 INFO L858 garLoopResultBuilder]: For program point L2794(lines 2794 2797) no Hoare annotation was computed. [2021-12-28 04:00:59,503 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-28 04:00:59,503 INFO L858 garLoopResultBuilder]: For program point L2927(lines 2927 2935) no Hoare annotation was computed. [2021-12-28 04:00:59,504 INFO L854 garLoopResultBuilder]: At program point L2795(lines 2746 2805) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-28 04:00:59,504 INFO L858 garLoopResultBuilder]: For program point L2845-1(line 2845) no Hoare annotation was computed. [2021-12-28 04:00:59,504 INFO L861 garLoopResultBuilder]: At program point L2845(line 2845) the Hoare annotation is: true [2021-12-28 04:00:59,504 INFO L858 garLoopResultBuilder]: For program point L3126(lines 3126 3128) no Hoare annotation was computed. [2021-12-28 04:00:59,504 INFO L854 garLoopResultBuilder]: At program point L3093(lines 3092 3094) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-28 04:00:59,504 INFO L858 garLoopResultBuilder]: For program point L3011(lines 3011 3014) no Hoare annotation was computed. [2021-12-28 04:00:59,504 INFO L858 garLoopResultBuilder]: For program point L2945(line 2945) no Hoare annotation was computed. [2021-12-28 04:00:59,505 INFO L858 garLoopResultBuilder]: For program point L2780(line 2780) no Hoare annotation was computed. [2021-12-28 04:00:59,505 INFO L858 garLoopResultBuilder]: For program point L2780-2(lines 2780 2785) no Hoare annotation was computed. [2021-12-28 04:00:59,505 INFO L861 garLoopResultBuilder]: At program point L2995(lines 2905 2997) the Hoare annotation is: true [2021-12-28 04:00:59,505 INFO L858 garLoopResultBuilder]: For program point L2929(lines 2929 2933) no Hoare annotation was computed. [2021-12-28 04:00:59,505 INFO L858 garLoopResultBuilder]: For program point L2632(lines 2632 2635) no Hoare annotation was computed. [2021-12-28 04:00:59,505 INFO L858 garLoopResultBuilder]: For program point L2632-2(lines 2632 2635) no Hoare annotation was computed. [2021-12-28 04:00:59,505 INFO L861 garLoopResultBuilder]: At program point L2946(line 2946) the Hoare annotation is: true [2021-12-28 04:00:59,506 INFO L858 garLoopResultBuilder]: For program point L2913-1(line 2913) no Hoare annotation was computed. [2021-12-28 04:00:59,506 INFO L854 garLoopResultBuilder]: At program point L2913(line 2913) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2021-12-28 04:00:59,506 INFO L858 garLoopResultBuilder]: For program point L2831(lines 2831 2835) no Hoare annotation was computed. [2021-12-28 04:00:59,506 INFO L858 garLoopResultBuilder]: For program point L2633-1(line 2633) no Hoare annotation was computed. [2021-12-28 04:00:59,506 INFO L861 garLoopResultBuilder]: At program point L2633(line 2633) the Hoare annotation is: true [2021-12-28 04:00:59,506 INFO L854 garLoopResultBuilder]: At program point L3013-1(lines 3008 3017) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-28 04:00:59,506 INFO L854 garLoopResultBuilder]: At program point L3013(line 3013) the Hoare annotation is: false [2021-12-28 04:00:59,507 INFO L854 garLoopResultBuilder]: At program point L2617(lines 2612 2619) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-28 04:00:59,507 INFO L858 garLoopResultBuilder]: For program point L2964(line 2964) no Hoare annotation was computed. [2021-12-28 04:00:59,507 INFO L858 garLoopResultBuilder]: For program point L2799-1(line 2799) no Hoare annotation was computed. [2021-12-28 04:00:59,507 INFO L854 garLoopResultBuilder]: At program point L2799(line 2799) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-28 04:00:59,507 INFO L861 garLoopResultBuilder]: At program point L3113(lines 3112 3114) the Hoare annotation is: true [2021-12-28 04:00:59,507 INFO L858 garLoopResultBuilder]: For program point L2981(line 2981) no Hoare annotation was computed. [2021-12-28 04:00:59,508 INFO L854 garLoopResultBuilder]: At program point L2882(lines 2877 2884) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-28 04:00:59,508 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-28 04:00:59,508 INFO L854 garLoopResultBuilder]: At program point L2849(lines 2807 2851) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-28 04:00:59,508 INFO L858 garLoopResultBuilder]: For program point L2651-1(line 2651) no Hoare annotation was computed. [2021-12-28 04:00:59,508 INFO L854 garLoopResultBuilder]: At program point L2651(line 2651) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-28 04:00:59,508 INFO L858 garLoopResultBuilder]: For program point L2965(lines 2965 2979) no Hoare annotation was computed. [2021-12-28 04:00:59,508 INFO L854 garLoopResultBuilder]: At program point L2569(lines 2566 2571) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-28 04:00:59,509 INFO L861 garLoopResultBuilder]: At program point L2982(line 2982) the Hoare annotation is: true [2021-12-28 04:00:59,509 INFO L854 garLoopResultBuilder]: At program point L2652(lines 2647 2654) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-28 04:00:59,509 INFO L854 garLoopResultBuilder]: At program point L2487(lines 2484 2489) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-28 04:00:59,509 INFO L854 garLoopResultBuilder]: At program point L2900(line 2900) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-28 04:00:59,509 INFO L858 garLoopResultBuilder]: For program point L2900-1(line 2900) no Hoare annotation was computed. [2021-12-28 04:00:59,509 INFO L854 garLoopResultBuilder]: At program point L2636(lines 2620 2638) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-28 04:00:59,509 INFO L858 garLoopResultBuilder]: For program point L2967(lines 2967 2972) no Hoare annotation was computed. [2021-12-28 04:00:59,510 INFO L858 garLoopResultBuilder]: For program point L2967-2(lines 2965 2978) no Hoare annotation was computed. [2021-12-28 04:00:59,510 INFO L854 garLoopResultBuilder]: At program point L2769(lines 2746 2805) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-28 04:00:59,510 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)) [2021-12-28 04:00:59,517 INFO L858 garLoopResultBuilder]: For program point L2753(lines 2753 2757) no Hoare annotation was computed. [2021-12-28 04:00:59,518 INFO L854 garLoopResultBuilder]: At program point L3100(lines 3099 3101) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-28 04:00:59,518 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-28 04:00:59,518 INFO L854 garLoopResultBuilder]: At program point L2902(lines 2896 2904) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-28 04:00:59,518 INFO L858 garLoopResultBuilder]: For program point L2770(lines 2770 2773) no Hoare annotation was computed. [2021-12-28 04:00:59,518 INFO L858 garLoopResultBuilder]: For program point L2952(line 2952) no Hoare annotation was computed. [2021-12-28 04:00:59,518 INFO L858 garLoopResultBuilder]: For program point L2820(lines 2820 2823) no Hoare annotation was computed. [2021-12-28 04:00:59,518 INFO L858 garLoopResultBuilder]: For program point L2820-2(lines 2820 2823) no Hoare annotation was computed. [2021-12-28 04:00:59,519 INFO L854 garLoopResultBuilder]: At program point L2804(lines 2731 2806) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-28 04:00:59,519 INFO L858 garLoopResultBuilder]: For program point L2837(lines 2837 2841) no Hoare annotation was computed. [2021-12-28 04:00:59,519 INFO L854 garLoopResultBuilder]: At program point L2771(lines 2746 2805) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-28 04:00:59,519 INFO L858 garLoopResultBuilder]: For program point L2837-2(lines 2837 2841) no Hoare annotation was computed. [2021-12-28 04:00:59,519 INFO L858 garLoopResultBuilder]: For program point L2953(lines 2953 2986) no Hoare annotation was computed. [2021-12-28 04:00:59,519 INFO L858 garLoopResultBuilder]: For program point L2788(lines 2788 2791) no Hoare annotation was computed. [2021-12-28 04:00:59,519 INFO L854 garLoopResultBuilder]: At program point L3003(lines 2999 3005) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-28 04:00:59,519 INFO L858 garLoopResultBuilder]: For program point L2937(line 2937) no Hoare annotation was computed. [2021-12-28 04:00:59,520 INFO L858 garLoopResultBuilder]: For program point L2921(lines 2921 2990) no Hoare annotation was computed. [2021-12-28 04:00:59,520 INFO L861 garLoopResultBuilder]: At program point L3103(lines 3102 3104) the Hoare annotation is: true [2021-12-28 04:00:59,520 INFO L858 garLoopResultBuilder]: For program point L2938(lines 2938 2943) no Hoare annotation was computed. [2021-12-28 04:00:59,520 INFO L858 garLoopResultBuilder]: For program point L2988(line 2988) no Hoare annotation was computed. [2021-12-28 04:00:59,520 INFO L858 garLoopResultBuilder]: For program point L2922(line 2922) no Hoare annotation was computed. [2021-12-28 04:00:59,520 INFO L858 garLoopResultBuilder]: For program point L2955(lines 2955 2983) no Hoare annotation was computed. [2021-12-28 04:00:59,520 INFO L861 garLoopResultBuilder]: At program point L2889(lines 2885 2891) the Hoare annotation is: true [2021-12-28 04:00:59,521 INFO L858 garLoopResultBuilder]: For program point L2625-1(line 2625) no Hoare annotation was computed. [2021-12-28 04:00:59,521 INFO L854 garLoopResultBuilder]: At program point L2625(line 2625) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-28 04:00:59,521 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-28 04:00:59,521 INFO L858 garLoopResultBuilder]: For program point L2939-1(line 2939) no Hoare annotation was computed. [2021-12-28 04:00:59,521 INFO L861 garLoopResultBuilder]: At program point L2939(line 2939) the Hoare annotation is: true [2021-12-28 04:00:59,521 INFO L858 garLoopResultBuilder]: For program point L2956(line 2956) no Hoare annotation was computed. [2021-12-28 04:00:59,521 INFO L861 garLoopResultBuilder]: At program point L2989(line 2989) the Hoare annotation is: true [2021-12-28 04:00:59,521 INFO L858 garLoopResultBuilder]: For program point L2923(lines 2923 2950) no Hoare annotation was computed. [2021-12-28 04:00:59,522 INFO L854 garLoopResultBuilder]: At program point L2775(lines 2746 2805) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-28 04:00:59,522 INFO L854 garLoopResultBuilder]: At program point L2478(lines 2474 2480) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-28 04:00:59,522 INFO L858 garLoopResultBuilder]: For program point L2957(lines 2957 2962) no Hoare annotation was computed. [2021-12-28 04:00:59,522 INFO L858 garLoopResultBuilder]: For program point L2825(lines 2825 2829) no Hoare annotation was computed. [2021-12-28 04:00:59,522 INFO L858 garLoopResultBuilder]: For program point L2627(lines 2627 2630) no Hoare annotation was computed. [2021-12-28 04:00:59,522 INFO L858 garLoopResultBuilder]: For program point L2776(lines 2776 2779) no Hoare annotation was computed. [2021-12-28 04:00:59,522 INFO L854 garLoopResultBuilder]: At program point L2991(lines 2912 2996) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-28 04:00:59,522 INFO L858 garLoopResultBuilder]: For program point L2925(lines 2925 2947) no Hoare annotation was computed. [2021-12-28 04:00:59,523 INFO L854 garLoopResultBuilder]: At program point L3074(lines 3073 3075) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-28 04:00:59,523 INFO L854 garLoopResultBuilder]: At program point L3107(lines 3106 3108) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-28 04:00:59,523 INFO L858 garLoopResultBuilder]: For program point ax_removeFINAL(lines 2852 2859) no Hoare annotation was computed. [2021-12-28 04:00:59,523 INFO L858 garLoopResultBuilder]: For program point L2855-1(line 2855) no Hoare annotation was computed. [2021-12-28 04:00:59,523 INFO L861 garLoopResultBuilder]: At program point ax_removeENTRY(lines 2852 2859) the Hoare annotation is: true [2021-12-28 04:00:59,523 INFO L861 garLoopResultBuilder]: At program point L2855(line 2855) the Hoare annotation is: true [2021-12-28 04:00:59,523 INFO L858 garLoopResultBuilder]: For program point ax_removeEXIT(lines 2852 2859) no Hoare annotation was computed. [2021-12-28 04:00:59,523 INFO L858 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~intEXIT(line -1) no Hoare annotation was computed. [2021-12-28 04:00:59,524 INFO L861 garLoopResultBuilder]: At program point ##fun~$Pointer$~TO~intENTRY(line -1) the Hoare annotation is: true [2021-12-28 04:00:59,524 INFO L858 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~intFINAL(line -1) no Hoare annotation was computed. [2021-12-28 04:00:59,526 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2021-12-28 04:00:59,527 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-28 04:00:59,538 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.12 04:00:59 BoogieIcfgContainer [2021-12-28 04:00:59,538 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-28 04:00:59,538 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-28 04:00:59,538 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-28 04:00:59,539 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-28 04:00:59,539 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 04:00:58" (3/4) ... [2021-12-28 04:00:59,541 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-28 04:00:59,545 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2021-12-28 04:00:59,545 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_request [2021-12-28 04:00:59,545 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2021-12-28 04:00:59,546 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2021-12-28 04:00:59,546 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2021-12-28 04:00:59,546 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_stop [2021-12-28 04:00:59,546 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ax_remove [2021-12-28 04:00:59,546 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-12-28 04:00:59,546 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_close [2021-12-28 04:00:59,546 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~int [2021-12-28 04:00:59,553 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 75 nodes and edges [2021-12-28 04:00:59,554 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2021-12-28 04:00:59,554 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-12-28 04:00:59,555 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-28 04:00:59,556 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-28 04:00:59,556 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-28 04:00:59,634 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-28 04:00:59,634 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-28 04:00:59,635 INFO L158 Benchmark]: Toolchain (without parser) took 3003.05ms. Allocated memory was 67.1MB in the beginning and 146.8MB in the end (delta: 79.7MB). Free memory was 42.5MB in the beginning and 86.8MB in the end (delta: -44.3MB). Peak memory consumption was 34.2MB. Max. memory is 16.1GB. [2021-12-28 04:00:59,635 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 67.1MB. Free memory was 48.3MB in the beginning and 48.2MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-28 04:00:59,635 INFO L158 Benchmark]: CACSL2BoogieTranslator took 813.98ms. Allocated memory was 67.1MB in the beginning and 92.3MB in the end (delta: 25.2MB). Free memory was 42.3MB in the beginning and 45.0MB in the end (delta: -2.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-12-28 04:00:59,635 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.71ms. Allocated memory is still 92.3MB. Free memory was 45.0MB in the beginning and 63.6MB in the end (delta: -18.6MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. [2021-12-28 04:00:59,636 INFO L158 Benchmark]: Boogie Preprocessor took 54.10ms. Allocated memory is still 92.3MB. Free memory was 63.6MB in the beginning and 59.9MB in the end (delta: 3.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-28 04:00:59,636 INFO L158 Benchmark]: RCFGBuilder took 749.13ms. Allocated memory is still 92.3MB. Free memory was 59.9MB in the beginning and 47.5MB in the end (delta: 12.4MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. [2021-12-28 04:00:59,636 INFO L158 Benchmark]: TraceAbstraction took 1191.90ms. Allocated memory was 92.3MB in the beginning and 146.8MB in the end (delta: 54.5MB). Free memory was 47.1MB in the beginning and 109.9MB in the end (delta: -62.8MB). Peak memory consumption was 32.9MB. Max. memory is 16.1GB. [2021-12-28 04:00:59,636 INFO L158 Benchmark]: Witness Printer took 95.91ms. Allocated memory is still 146.8MB. Free memory was 109.9MB in the beginning and 86.8MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-12-28 04:00:59,638 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 67.1MB. Free memory was 48.3MB in the beginning and 48.2MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 813.98ms. Allocated memory was 67.1MB in the beginning and 92.3MB in the end (delta: 25.2MB). Free memory was 42.3MB in the beginning and 45.0MB in the end (delta: -2.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.71ms. Allocated memory is still 92.3MB. Free memory was 45.0MB in the beginning and 63.6MB in the end (delta: -18.6MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.10ms. Allocated memory is still 92.3MB. Free memory was 63.6MB in the beginning and 59.9MB in the end (delta: 3.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 749.13ms. Allocated memory is still 92.3MB. Free memory was 59.9MB in the beginning and 47.5MB in the end (delta: 12.4MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1191.90ms. Allocated memory was 92.3MB in the beginning and 146.8MB in the end (delta: 54.5MB). Free memory was 47.1MB in the beginning and 109.9MB in the end (delta: -62.8MB). Peak memory consumption was 32.9MB. Max. memory is 16.1GB. * Witness Printer took 95.91ms. Allocated memory is still 146.8MB. Free memory was 109.9MB in the beginning and 86.8MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. 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 11 procedures, 137 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 2, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 172 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 167 mSDsluCounter, 574 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 300 mSDsCounter, 27 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 76 IncrementalHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 27 mSolverCounterUnsat, 274 mSDtfsCounter, 76 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 19 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=136occurred in iteration=0, InterpolantAutomatonStates: 9, 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, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 57 LocationsWithAnnotation, 97 PreInvPairs, 145 NumberOfFragments, 135 HoareAnnotationTreeSize, 97 FomulaSimplifications, 24 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 57 FomulaSimplificationsInter, 59 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 92 NumberOfCodeBlocks, 92 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 90 ConstructedInterpolants, 0 QuantifiedInterpolants, 205 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 6/6 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: 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: 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: 2912]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3102]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2746]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2559]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2807]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2746]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3076]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2999]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3092]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2896]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3073]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2620]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2885]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3008]: 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 - 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 RESULT: Ultimate proved your program to be correct! [2021-12-28 04:00:59,686 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