/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -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 -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 13:30:52,927 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 13:30:52,929 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 13:30:52,983 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 13:30:52,984 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 13:30:52,989 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 13:30:52,992 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 13:30:53,000 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 13:30:53,004 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 13:30:53,010 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 13:30:53,011 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 13:30:53,013 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 13:30:53,013 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 13:30:53,016 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 13:30:53,018 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 13:30:53,035 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 13:30:53,037 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 13:30:53,041 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 13:30:53,049 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 13:30:53,053 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 13:30:53,056 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 13:30:53,058 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 13:30:53,060 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 13:30:53,061 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 13:30:53,069 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-22 13:30:53,070 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-22 13:30:53,073 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-22 13:30:53,074 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-22 13:30:53,075 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-22 13:30:53,076 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-22 13:30:53,077 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 13:30:53,078 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 13:30:53,080 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 13:30:53,081 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 13:30:53,082 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 13:30:53,082 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 13:30:53,083 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 13:30:53,083 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 13:30:53,083 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 13:30:53,084 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 13:30:53,085 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 13:30:53,086 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 13:30:53,144 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 13:30:53,145 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 13:30:53,149 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 13:30:53,149 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 13:30:53,149 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 13:30:53,150 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 13:30:53,150 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 13:30:53,150 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 13:30:53,150 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 13:30:53,151 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 13:30:53,152 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 13:30:53,152 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 13:30:53,152 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 13:30:53,152 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 13:30:53,153 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 13:30:53,153 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 13:30:53,153 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 13:30:53,153 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 13:30:53,154 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 13:30:53,154 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 13:30:53,154 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 13:30:53,155 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 13:30:53,155 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 13:30:53,155 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 13:30:53,155 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 13:30:53,155 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 13:30:53,577 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 13:30:53,613 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 13:30:53,617 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 13:30:53,618 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 13:30:53,619 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 13:30:53,620 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i [2020-12-22 13:30:53,706 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de43737ae/512a166057644672854ba2ebde01f1d9/FLAG405795f25 [2020-12-22 13:30:54,692 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 13:30:54,692 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i [2020-12-22 13:30:54,727 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de43737ae/512a166057644672854ba2ebde01f1d9/FLAG405795f25 [2020-12-22 13:30:54,764 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de43737ae/512a166057644672854ba2ebde01f1d9 [2020-12-22 13:30:54,767 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 13:30:54,770 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 13:30:54,774 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 13:30:54,774 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 13:30:54,778 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 13:30:54,780 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 01:30:54" (1/1) ... [2020-12-22 13:30:54,782 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13393877 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:30:54, skipping insertion in model container [2020-12-22 13:30:54,782 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 01:30:54" (1/1) ... [2020-12-22 13:30:54,790 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 13:30:54,881 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 13:30:55,326 WARN L1208 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2395] [2020-12-22 13:30:55,327 WARN L1208 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2396-2397] [2020-12-22 13:30:55,440 WARN L226 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] [2020-12-22 13:30:55,631 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 13:30:55,659 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 13:30:55,773 WARN L1208 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2395] [2020-12-22 13:30:55,774 WARN L1208 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2396-2397] [2020-12-22 13:30:55,782 WARN L226 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] [2020-12-22 13:30:55,838 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 13:30:55,893 INFO L208 MainTranslator]: Completed translation [2020-12-22 13:30:55,893 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:30:55 WrapperNode [2020-12-22 13:30:55,893 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 13:30:55,895 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 13:30:55,895 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 13:30:55,895 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 13:30:55,905 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:30:55" (1/1) ... [2020-12-22 13:30:55,932 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:30:55" (1/1) ... [2020-12-22 13:30:56,016 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 13:30:56,017 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 13:30:56,017 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 13:30:56,017 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 13:30:56,028 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:30:55" (1/1) ... [2020-12-22 13:30:56,029 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:30:55" (1/1) ... [2020-12-22 13:30:56,039 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:30:55" (1/1) ... [2020-12-22 13:30:56,040 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:30:55" (1/1) ... [2020-12-22 13:30:56,063 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:30:55" (1/1) ... [2020-12-22 13:30:56,068 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:30:55" (1/1) ... [2020-12-22 13:30:56,074 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:30:55" (1/1) ... [2020-12-22 13:30:56,082 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-22 13:30:56,083 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-22 13:30:56,083 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-22 13:30:56,083 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-22 13:30:56,084 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:30:55" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 13:30:56,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-22 13:30:56,187 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-22 13:30:56,188 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-12-22 13:30:56,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-12-22 13:30:56,188 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-22 13:30:56,188 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-22 13:30:56,188 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_stop [2020-12-22 13:30:56,188 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_stop [2020-12-22 13:30:56,189 INFO L130 BoogieDeclarations]: Found specification of procedure ax_remove [2020-12-22 13:30:56,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ax_remove [2020-12-22 13:30:56,189 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-22 13:30:56,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-12-22 13:30:56,189 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_close [2020-12-22 13:30:56,189 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_close [2020-12-22 13:30:56,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-22 13:30:56,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-22 13:30:56,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-22 13:30:56,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-22 13:30:56,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-22 13:30:57,266 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-22 13:30:57,266 INFO L299 CfgBuilder]: Removed 75 assume(true) statements. [2020-12-22 13:30:57,268 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 01:30:57 BoogieIcfgContainer [2020-12-22 13:30:57,268 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-22 13:30:57,270 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-22 13:30:57,270 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-22 13:30:57,274 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-22 13:30:57,274 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 01:30:54" (1/3) ... [2020-12-22 13:30:57,275 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cd2e65c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 01:30:57, skipping insertion in model container [2020-12-22 13:30:57,275 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:30:55" (2/3) ... [2020-12-22 13:30:57,276 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cd2e65c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 01:30:57, skipping insertion in model container [2020-12-22 13:30:57,276 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 01:30:57" (3/3) ... [2020-12-22 13:30:57,278 INFO L111 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i [2020-12-22 13:30:57,285 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-22 13:30:57,290 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-22 13:30:57,310 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-22 13:30:57,339 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-22 13:30:57,339 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-22 13:30:57,339 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-22 13:30:57,340 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-22 13:30:57,340 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-22 13:30:57,340 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-22 13:30:57,340 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-22 13:30:57,340 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-22 13:30:57,361 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states. [2020-12-22 13:30:57,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-22 13:30:57,369 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 13:30:57,370 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 13:30:57,370 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 13:30:57,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 13:30:57,377 INFO L82 PathProgramCache]: Analyzing trace with hash 1617559486, now seen corresponding path program 1 times [2020-12-22 13:30:57,387 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 13:30:57,388 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [479487637] [2020-12-22 13:30:57,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 13:30:57,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 13:30:57,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 13:30:57,856 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [479487637] [2020-12-22 13:30:57,856 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 13:30:57,857 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 13:30:57,858 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1031262828] [2020-12-22 13:30:57,863 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 13:30:57,864 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 13:30:57,880 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 13:30:57,881 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 13:30:57,883 INFO L87 Difference]: Start difference. First operand 114 states. Second operand 3 states. [2020-12-22 13:30:58,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 13:30:58,038 INFO L93 Difference]: Finished difference Result 219 states and 302 transitions. [2020-12-22 13:30:58,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 13:30:58,042 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2020-12-22 13:30:58,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 13:30:58,056 INFO L225 Difference]: With dead ends: 219 [2020-12-22 13:30:58,057 INFO L226 Difference]: Without dead ends: 97 [2020-12-22 13:30:58,063 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 13:30:58,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2020-12-22 13:30:58,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2020-12-22 13:30:58,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2020-12-22 13:30:58,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 131 transitions. [2020-12-22 13:30:58,110 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 131 transitions. Word has length 28 [2020-12-22 13:30:58,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 13:30:58,110 INFO L481 AbstractCegarLoop]: Abstraction has 97 states and 131 transitions. [2020-12-22 13:30:58,110 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 13:30:58,111 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 131 transitions. [2020-12-22 13:30:58,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-12-22 13:30:58,113 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 13:30:58,113 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 13:30:58,113 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-22 13:30:58,113 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 13:30:58,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 13:30:58,115 INFO L82 PathProgramCache]: Analyzing trace with hash -785997092, now seen corresponding path program 1 times [2020-12-22 13:30:58,115 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 13:30:58,115 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [322043920] [2020-12-22 13:30:58,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 13:30:58,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 13:30:58,393 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-22 13:30:58,394 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [322043920] [2020-12-22 13:30:58,394 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 13:30:58,394 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 13:30:58,395 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [693918052] [2020-12-22 13:30:58,401 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 13:30:58,401 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 13:30:58,402 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 13:30:58,403 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 13:30:58,403 INFO L87 Difference]: Start difference. First operand 97 states and 131 transitions. Second operand 3 states. [2020-12-22 13:30:58,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 13:30:58,436 INFO L93 Difference]: Finished difference Result 97 states and 131 transitions. [2020-12-22 13:30:58,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 13:30:58,439 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 41 [2020-12-22 13:30:58,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 13:30:58,440 INFO L225 Difference]: With dead ends: 97 [2020-12-22 13:30:58,440 INFO L226 Difference]: Without dead ends: 0 [2020-12-22 13:30:58,442 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 13:30:58,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-22 13:30:58,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-22 13:30:58,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-22 13:30:58,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-22 13:30:58,444 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 41 [2020-12-22 13:30:58,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 13:30:58,444 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-22 13:30:58,445 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 13:30:58,445 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-22 13:30:58,445 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-22 13:30:58,445 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-22 13:30:58,448 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-22 13:30:58,581 INFO L189 CegarLoopUtils]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2020-12-22 13:30:58,582 INFO L192 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: true [2020-12-22 13:30:58,583 INFO L192 CegarLoopUtils]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: true [2020-12-22 13:30:58,584 INFO L189 CegarLoopUtils]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2020-12-22 13:30:58,584 INFO L192 CegarLoopUtils]: At program point L2562-2(lines 2561 2564) the Hoare annotation is: true [2020-12-22 13:30:58,585 INFO L192 CegarLoopUtils]: At program point L2562-1(lines 2561 2564) the Hoare annotation is: true [2020-12-22 13:30:58,586 INFO L192 CegarLoopUtils]: At program point L2975(lines 1 3128) the Hoare annotation is: true [2020-12-22 13:30:58,587 INFO L189 CegarLoopUtils]: For program point L2843(lines 2843 2848) no Hoare annotation was computed. [2020-12-22 13:30:58,588 INFO L185 CegarLoopUtils]: At program point L2777(lines 2746 2805) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-12-22 13:30:58,591 INFO L189 CegarLoopUtils]: For program point L2926(line 2926) no Hoare annotation was computed. [2020-12-22 13:30:58,592 INFO L189 CegarLoopUtils]: For program point L2794(lines 2794 2797) no Hoare annotation was computed. [2020-12-22 13:30:58,592 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-22 13:30:58,592 INFO L189 CegarLoopUtils]: For program point L2927(lines 2927 2935) no Hoare annotation was computed. [2020-12-22 13:30:58,596 INFO L185 CegarLoopUtils]: At program point L2795(lines 2746 2805) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-12-22 13:30:58,597 INFO L189 CegarLoopUtils]: For program point L2845-1(line 2845) no Hoare annotation was computed. [2020-12-22 13:30:58,597 INFO L192 CegarLoopUtils]: At program point L2845(line 2845) the Hoare annotation is: true [2020-12-22 13:30:58,598 INFO L189 CegarLoopUtils]: For program point L3126(lines 3126 3128) no Hoare annotation was computed. [2020-12-22 13:30:58,599 INFO L185 CegarLoopUtils]: At program point L3093(lines 3092 3094) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-12-22 13:30:58,600 INFO L185 CegarLoopUtils]: At program point L2532(lines 2519 2535) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2020-12-22 13:30:58,600 INFO L185 CegarLoopUtils]: At program point L3077(lines 1 3128) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-12-22 13:30:58,600 INFO L189 CegarLoopUtils]: For program point L2499-1(lines 2499 2501) no Hoare annotation was computed. [2020-12-22 13:30:58,600 INFO L189 CegarLoopUtils]: For program point L2499(lines 2499 2501) no Hoare annotation was computed. [2020-12-22 13:30:58,601 INFO L189 CegarLoopUtils]: For program point L3011(lines 3011 3014) no Hoare annotation was computed. [2020-12-22 13:30:58,601 INFO L185 CegarLoopUtils]: At program point L2532-1(lines 2519 2535) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-12-22 13:30:58,601 INFO L189 CegarLoopUtils]: For program point L2945(line 2945) no Hoare annotation was computed. [2020-12-22 13:30:58,601 INFO L189 CegarLoopUtils]: For program point L2780(line 2780) no Hoare annotation was computed. [2020-12-22 13:30:58,602 INFO L189 CegarLoopUtils]: For program point L2780-2(lines 2780 2785) no Hoare annotation was computed. [2020-12-22 13:30:58,602 INFO L192 CegarLoopUtils]: At program point L2995(lines 2905 2997) the Hoare annotation is: true [2020-12-22 13:30:58,603 INFO L189 CegarLoopUtils]: For program point L2929(lines 2929 2933) no Hoare annotation was computed. [2020-12-22 13:30:58,604 INFO L189 CegarLoopUtils]: For program point L2632(lines 2632 2635) no Hoare annotation was computed. [2020-12-22 13:30:58,604 INFO L189 CegarLoopUtils]: For program point L2632-2(lines 2632 2635) no Hoare annotation was computed. [2020-12-22 13:30:58,604 INFO L189 CegarLoopUtils]: For program point L2500(line 2500) no Hoare annotation was computed. [2020-12-22 13:30:58,604 INFO L189 CegarLoopUtils]: For program point L2500-2(line 2500) no Hoare annotation was computed. [2020-12-22 13:30:58,604 INFO L189 CegarLoopUtils]: For program point L2831(lines 2831 2835) no Hoare annotation was computed. [2020-12-22 13:30:58,604 INFO L189 CegarLoopUtils]: For program point L2666(lines 2666 2671) no Hoare annotation was computed. [2020-12-22 13:30:58,605 INFO L189 CegarLoopUtils]: For program point L2633-1(line 2633) no Hoare annotation was computed. [2020-12-22 13:30:58,605 INFO L192 CegarLoopUtils]: At program point L2633(line 2633) the Hoare annotation is: true [2020-12-22 13:30:58,605 INFO L185 CegarLoopUtils]: At program point L2617(lines 2612 2619) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-12-22 13:30:58,605 INFO L189 CegarLoopUtils]: For program point L2964(line 2964) no Hoare annotation was computed. [2020-12-22 13:30:58,605 INFO L189 CegarLoopUtils]: For program point L2981(line 2981) no Hoare annotation was computed. [2020-12-22 13:30:58,605 INFO L185 CegarLoopUtils]: At program point L2882(lines 2877 2884) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-12-22 13:30:58,605 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-22 13:30:58,606 INFO L185 CegarLoopUtils]: At program point L2849(lines 2807 2851) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-12-22 13:30:58,606 INFO L185 CegarLoopUtils]: At program point L2552(lines 3008 3017) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-12-22 13:30:58,606 INFO L189 CegarLoopUtils]: For program point L2965(lines 2965 2979) no Hoare annotation was computed. [2020-12-22 13:30:58,606 INFO L185 CegarLoopUtils]: At program point L2569(lines 2566 2571) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-12-22 13:30:58,606 INFO L185 CegarLoopUtils]: At program point L2652(lines 2647 2654) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-12-22 13:30:58,606 INFO L185 CegarLoopUtils]: At program point L2487(lines 2484 2489) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-12-22 13:30:58,606 INFO L185 CegarLoopUtils]: At program point L2636(lines 2620 2638) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-12-22 13:30:58,607 INFO L185 CegarLoopUtils]: At program point L2967-1(lines 2965 2978) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-12-22 13:30:58,607 INFO L189 CegarLoopUtils]: For program point L2967(lines 2967 2972) no Hoare annotation was computed. [2020-12-22 13:30:58,607 INFO L185 CegarLoopUtils]: At program point L2769(lines 2746 2805) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-12-22 13:30:58,607 INFO L185 CegarLoopUtils]: At program point L3116(lines 3115 3117) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2020-12-22 13:30:58,607 INFO L189 CegarLoopUtils]: For program point L2753(lines 2753 2757) no Hoare annotation was computed. [2020-12-22 13:30:58,608 INFO L185 CegarLoopUtils]: At program point L3100(lines 3099 3101) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-12-22 13:30:58,608 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-22 13:30:58,610 INFO L189 CegarLoopUtils]: For program point L2555(line 2555) no Hoare annotation was computed. [2020-12-22 13:30:58,610 INFO L189 CegarLoopUtils]: For program point L2770(lines 2770 2773) no Hoare annotation was computed. [2020-12-22 13:30:58,610 INFO L189 CegarLoopUtils]: For program point L2952(line 2952) no Hoare annotation was computed. [2020-12-22 13:30:58,610 INFO L189 CegarLoopUtils]: For program point L2820(lines 2820 2823) no Hoare annotation was computed. [2020-12-22 13:30:58,610 INFO L189 CegarLoopUtils]: For program point L2820-2(lines 2820 2823) no Hoare annotation was computed. [2020-12-22 13:30:58,610 INFO L185 CegarLoopUtils]: At program point L2804(lines 2731 2806) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-12-22 13:30:58,611 INFO L189 CegarLoopUtils]: For program point L2837(lines 2837 2841) no Hoare annotation was computed. [2020-12-22 13:30:58,611 INFO L185 CegarLoopUtils]: At program point L2771(lines 2746 2805) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-12-22 13:30:58,611 INFO L189 CegarLoopUtils]: For program point L2837-2(lines 2837 2841) no Hoare annotation was computed. [2020-12-22 13:30:58,612 INFO L189 CegarLoopUtils]: For program point L2953(lines 2953 2986) no Hoare annotation was computed. [2020-12-22 13:30:58,612 INFO L189 CegarLoopUtils]: For program point L2788(lines 2788 2791) no Hoare annotation was computed. [2020-12-22 13:30:58,612 INFO L185 CegarLoopUtils]: At program point L3003(lines 2999 3005) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-12-22 13:30:58,613 INFO L189 CegarLoopUtils]: For program point L2937(line 2937) no Hoare annotation was computed. [2020-12-22 13:30:58,613 INFO L189 CegarLoopUtils]: For program point L2921(lines 2921 2990) no Hoare annotation was computed. [2020-12-22 13:30:58,613 INFO L192 CegarLoopUtils]: At program point L3103(lines 1 3128) the Hoare annotation is: true [2020-12-22 13:30:58,613 INFO L189 CegarLoopUtils]: For program point L2938(lines 2938 2943) no Hoare annotation was computed. [2020-12-22 13:30:58,613 INFO L189 CegarLoopUtils]: For program point L2988(line 2988) no Hoare annotation was computed. [2020-12-22 13:30:58,613 INFO L189 CegarLoopUtils]: For program point L2922(line 2922) no Hoare annotation was computed. [2020-12-22 13:30:58,614 INFO L189 CegarLoopUtils]: For program point L2955(lines 2955 2983) no Hoare annotation was computed. [2020-12-22 13:30:58,615 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-22 13:30:58,615 INFO L189 CegarLoopUtils]: For program point L2526(lines 2526 2533) no Hoare annotation was computed. [2020-12-22 13:30:58,617 INFO L189 CegarLoopUtils]: For program point L-1-1(line -1) no Hoare annotation was computed. [2020-12-22 13:30:58,617 INFO L189 CegarLoopUtils]: For program point L-1-2(line -1) no Hoare annotation was computed. [2020-12-22 13:30:58,617 INFO L189 CegarLoopUtils]: For program point L-1-3(line -1) no Hoare annotation was computed. [2020-12-22 13:30:58,617 INFO L189 CegarLoopUtils]: For program point L2526-1(lines 2526 2533) no Hoare annotation was computed. [2020-12-22 13:30:58,617 INFO L189 CegarLoopUtils]: For program point L2939-1(line 2939) no Hoare annotation was computed. [2020-12-22 13:30:58,617 INFO L189 CegarLoopUtils]: For program point L-1-4(line -1) no Hoare annotation was computed. [2020-12-22 13:30:58,618 INFO L192 CegarLoopUtils]: At program point L2939(line 2939) the Hoare annotation is: true [2020-12-22 13:30:58,618 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 2556) no Hoare annotation was computed. [2020-12-22 13:30:58,618 INFO L189 CegarLoopUtils]: For program point L2956(line 2956) no Hoare annotation was computed. [2020-12-22 13:30:58,618 INFO L189 CegarLoopUtils]: For program point L2923(lines 2923 2950) no Hoare annotation was computed. [2020-12-22 13:30:58,618 INFO L185 CegarLoopUtils]: At program point L2775(lines 2746 2805) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-12-22 13:30:58,618 INFO L185 CegarLoopUtils]: At program point L2478(lines 2474 2480) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-12-22 13:30:58,619 INFO L189 CegarLoopUtils]: For program point L2957(lines 2957 2962) no Hoare annotation was computed. [2020-12-22 13:30:58,620 INFO L189 CegarLoopUtils]: For program point L2825(lines 2825 2829) no Hoare annotation was computed. [2020-12-22 13:30:58,620 INFO L189 CegarLoopUtils]: For program point L2627(lines 2627 2630) no Hoare annotation was computed. [2020-12-22 13:30:58,620 INFO L189 CegarLoopUtils]: For program point L2776(lines 2776 2779) no Hoare annotation was computed. [2020-12-22 13:30:58,620 INFO L185 CegarLoopUtils]: At program point L2991(lines 2912 2996) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-12-22 13:30:58,620 INFO L189 CegarLoopUtils]: For program point L2925(lines 2925 2947) no Hoare annotation was computed. [2020-12-22 13:30:58,620 INFO L192 CegarLoopUtils]: At program point L2562(lines 2561 2564) the Hoare annotation is: true [2020-12-22 13:30:58,621 INFO L185 CegarLoopUtils]: At program point L3074(lines 3073 3075) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-12-22 13:30:58,621 INFO L185 CegarLoopUtils]: At program point L3107(lines 3106 3108) the Hoare annotation is: (= ~ldv_spin~0 0) [2020-12-22 13:30:58,621 INFO L189 CegarLoopUtils]: For program point hid_hw_stopFINAL(lines 2639 2646) no Hoare annotation was computed. [2020-12-22 13:30:58,621 INFO L192 CegarLoopUtils]: At program point L3096(lines 3095 3097) the Hoare annotation is: true [2020-12-22 13:30:58,621 INFO L192 CegarLoopUtils]: At program point hid_hw_stopENTRY(lines 2639 2646) the Hoare annotation is: true [2020-12-22 13:30:58,621 INFO L189 CegarLoopUtils]: For program point hid_hw_stopEXIT(lines 2639 2646) no Hoare annotation was computed. [2020-12-22 13:30:58,621 INFO L189 CegarLoopUtils]: For program point L2643-1(line 2643) no Hoare annotation was computed. [2020-12-22 13:30:58,622 INFO L192 CegarLoopUtils]: At program point L2643(line 2643) the Hoare annotation is: true [2020-12-22 13:30:58,622 INFO L189 CegarLoopUtils]: For program point ax_removeFINAL(lines 2852 2859) no Hoare annotation was computed. [2020-12-22 13:30:58,622 INFO L189 CegarLoopUtils]: For program point L2855-1(line 2855) no Hoare annotation was computed. [2020-12-22 13:30:58,622 INFO L192 CegarLoopUtils]: At program point ax_removeENTRY(lines 2852 2859) the Hoare annotation is: true [2020-12-22 13:30:58,623 INFO L192 CegarLoopUtils]: At program point L2855(line 2855) the Hoare annotation is: true [2020-12-22 13:30:58,623 INFO L189 CegarLoopUtils]: For program point ax_removeEXIT(lines 2852 2859) no Hoare annotation was computed. [2020-12-22 13:30:58,624 INFO L192 CegarLoopUtils]: At program point hid_hw_closeENTRY(lines 2655 2661) the Hoare annotation is: true [2020-12-22 13:30:58,624 INFO L189 CegarLoopUtils]: For program point L2658-1(line 2658) no Hoare annotation was computed. [2020-12-22 13:30:58,624 INFO L189 CegarLoopUtils]: For program point hid_hw_closeEXIT(lines 2655 2661) no Hoare annotation was computed. [2020-12-22 13:30:58,624 INFO L189 CegarLoopUtils]: For program point hid_hw_closeFINAL(lines 2655 2661) no Hoare annotation was computed. [2020-12-22 13:30:58,624 INFO L192 CegarLoopUtils]: At program point L2658(line 2658) the Hoare annotation is: true [2020-12-22 13:30:58,656 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.12 01:30:58 BoogieIcfgContainer [2020-12-22 13:30:58,656 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-22 13:30:58,659 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-22 13:30:58,659 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-22 13:30:58,659 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-22 13:30:58,660 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 01:30:57" (3/4) ... [2020-12-22 13:30:58,663 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-22 13:30:58,671 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2020-12-22 13:30:58,671 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_stop [2020-12-22 13:30:58,672 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ax_remove [2020-12-22 13:30:58,672 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_close [2020-12-22 13:30:58,698 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 59 nodes and edges [2020-12-22 13:30:58,700 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2020-12-22 13:30:58,701 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-12-22 13:30:58,702 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-22 13:30:58,703 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 13:30:58,704 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 13:30:58,956 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/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-witness.graphml [2020-12-22 13:30:58,956 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-22 13:30:58,959 INFO L168 Benchmark]: Toolchain (without parser) took 4187.72 ms. Allocated memory was 157.3 MB in the beginning and 228.6 MB in the end (delta: 71.3 MB). Free memory was 129.4 MB in the beginning and 127.5 MB in the end (delta: 1.8 MB). Peak memory consumption was 74.4 MB. Max. memory is 8.0 GB. [2020-12-22 13:30:58,959 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 157.3 MB. Free memory is still 129.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-22 13:30:58,961 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1119.83 ms. Allocated memory is still 157.3 MB. Free memory was 129.2 MB in the beginning and 102.7 MB in the end (delta: 26.5 MB). Peak memory consumption was 26.3 MB. Max. memory is 8.0 GB. [2020-12-22 13:30:58,965 INFO L168 Benchmark]: Boogie Procedure Inliner took 121.58 ms. Allocated memory is still 157.3 MB. Free memory was 102.7 MB in the beginning and 98.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-12-22 13:30:58,965 INFO L168 Benchmark]: Boogie Preprocessor took 64.65 ms. Allocated memory is still 157.3 MB. Free memory was 98.5 MB in the beginning and 94.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-12-22 13:30:58,965 INFO L168 Benchmark]: RCFGBuilder took 1185.89 ms. Allocated memory was 157.3 MB in the beginning and 228.6 MB in the end (delta: 71.3 MB). Free memory was 94.3 MB in the beginning and 162.6 MB in the end (delta: -68.3 MB). Peak memory consumption was 47.1 MB. Max. memory is 8.0 GB. [2020-12-22 13:30:58,966 INFO L168 Benchmark]: TraceAbstraction took 1386.32 ms. Allocated memory is still 228.6 MB. Free memory was 162.6 MB in the beginning and 149.5 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2020-12-22 13:30:58,966 INFO L168 Benchmark]: Witness Printer took 299.26 ms. Allocated memory is still 228.6 MB. Free memory was 149.5 MB in the beginning and 127.5 MB in the end (delta: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2020-12-22 13:30:58,970 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 157.3 MB. Free memory is still 129.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 1119.83 ms. Allocated memory is still 157.3 MB. Free memory was 129.2 MB in the beginning and 102.7 MB in the end (delta: 26.5 MB). Peak memory consumption was 26.3 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 121.58 ms. Allocated memory is still 157.3 MB. Free memory was 102.7 MB in the beginning and 98.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 64.65 ms. Allocated memory is still 157.3 MB. Free memory was 98.5 MB in the beginning and 94.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1185.89 ms. Allocated memory was 157.3 MB in the beginning and 228.6 MB in the end (delta: 71.3 MB). Free memory was 94.3 MB in the beginning and 162.6 MB in the end (delta: -68.3 MB). Peak memory consumption was 47.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1386.32 ms. Allocated memory is still 228.6 MB. Free memory was 162.6 MB in the beginning and 149.5 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * Witness Printer took 299.26 ms. Allocated memory is still 228.6 MB. Free memory was 149.5 MB in the beginning and 127.5 MB in the end (delta: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 2556]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 2519]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2746]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2519]: Loop Invariant Derived loop invariant: ldv_spin == 0 && ldv_state_variable_1 == 0 - InvariantResult [Line: 2746]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3008]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2746]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2965]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2620]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3092]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2905]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2566]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3095]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2912]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3106]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2474]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2612]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2484]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2561]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3073]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2877]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2561]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2807]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3115]: Loop Invariant Derived loop invariant: ldv_spin == 0 && ldv_state_variable_1 == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2561]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2746]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2731]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2999]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2746]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3099]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2647]: Loop Invariant Derived loop invariant: ldv_spin == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 114 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.1s, OverallIterations: 2, TraceHistogramMax: 2, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 237 SDtfs, 105 SDslu, 117 SDs, 0 SdLazy, 9 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=114occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 65 PreInvPairs, 109 NumberOfFragments, 104 HoareAnnotationTreeSize, 65 FomulaSimplifications, 32 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 44 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 69 NumberOfCodeBlocks, 69 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 67 ConstructedInterpolants, 0 QuantifiedInterpolants, 5611 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 2/2 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...