./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 c3fed411 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-tmp.no-commuhash-c3fed41 [2021-12-18 04:40:31,807 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-18 04:40:31,811 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-18 04:40:31,835 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-18 04:40:31,835 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-18 04:40:31,836 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-18 04:40:31,837 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-18 04:40:31,839 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-18 04:40:31,840 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-18 04:40:31,841 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-18 04:40:31,842 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-18 04:40:31,843 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-18 04:40:31,843 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-18 04:40:31,844 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-18 04:40:31,845 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-18 04:40:31,846 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-18 04:40:31,847 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-18 04:40:31,848 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-18 04:40:31,849 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-18 04:40:31,851 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-18 04:40:31,852 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-18 04:40:31,853 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-18 04:40:31,854 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-18 04:40:31,855 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-18 04:40:31,857 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-18 04:40:31,857 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-18 04:40:31,858 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-18 04:40:31,858 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-18 04:40:31,859 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-18 04:40:31,860 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-18 04:40:31,860 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-18 04:40:31,861 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-18 04:40:31,861 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-18 04:40:31,862 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-18 04:40:31,863 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-18 04:40:31,865 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-18 04:40:31,865 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-18 04:40:31,865 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-18 04:40:31,866 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-18 04:40:31,867 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-18 04:40:31,868 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-18 04:40:31,869 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-18 04:40:31,902 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-18 04:40:31,902 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-18 04:40:31,903 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-18 04:40:31,903 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-18 04:40:31,904 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-18 04:40:31,904 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-18 04:40:31,904 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-18 04:40:31,905 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-18 04:40:31,905 INFO L138 SettingsManager]: * Use SBE=true [2021-12-18 04:40:31,905 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-18 04:40:31,906 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-18 04:40:31,906 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-18 04:40:31,906 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-18 04:40:31,907 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-18 04:40:31,907 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-18 04:40:31,907 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-18 04:40:31,907 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-18 04:40:31,908 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-18 04:40:31,908 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-18 04:40:31,908 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-18 04:40:31,908 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-18 04:40:31,908 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 04:40:31,909 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-18 04:40:31,909 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-18 04:40:31,909 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-18 04:40:31,909 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-18 04:40:31,909 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-18 04:40:31,910 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-18 04:40:31,910 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-18 04:40:31,910 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-18 04:40:31,910 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-18 04:40:31,910 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b299466df567728bd01cdd7606fd8853010375cabd6f3e05e43d9cfc96a45f [2021-12-18 04:40:32,133 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-18 04:40:32,152 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-18 04:40:32,155 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-18 04:40:32,155 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-18 04:40:32,156 INFO L275 PluginConnector]: CDTParser initialized [2021-12-18 04:40:32,157 INFO L432 ainManager$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 [2021-12-18 04:40:32,210 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96d5388ec/b7a0afac778641488beecf0a32844093/FLAG2c99b36ad [2021-12-18 04:40:32,805 INFO L306 CDTParser]: Found 1 translation units. [2021-12-18 04:40:32,806 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 [2021-12-18 04:40:32,834 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96d5388ec/b7a0afac778641488beecf0a32844093/FLAG2c99b36ad [2021-12-18 04:40:33,245 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96d5388ec/b7a0afac778641488beecf0a32844093 [2021-12-18 04:40:33,247 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-18 04:40:33,249 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-18 04:40:33,252 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-18 04:40:33,252 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-18 04:40:33,254 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-18 04:40:33,254 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 04:40:33" (1/1) ... [2021-12-18 04:40:33,255 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c3860b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:40:33, skipping insertion in model container [2021-12-18 04:40:33,255 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 04:40:33" (1/1) ... [2021-12-18 04:40:33,259 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-18 04:40:33,304 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-18 04:40:33,616 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2395] [2021-12-18 04:40:33,617 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] [2021-12-18 04:40:33,672 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] [2021-12-18 04:40:33,798 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 04:40:33,820 INFO L203 MainTranslator]: Completed pre-run [2021-12-18 04:40:33,871 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2395] [2021-12-18 04:40:33,872 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] [2021-12-18 04:40:33,877 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] [2021-12-18 04:40:33,982 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 04:40:34,014 INFO L208 MainTranslator]: Completed translation [2021-12-18 04:40:34,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:40:34 WrapperNode [2021-12-18 04:40:34,015 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-18 04:40:34,016 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-18 04:40:34,016 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-18 04:40:34,016 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-18 04:40:34,022 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:40:34" (1/1) ... [2021-12-18 04:40:34,054 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:40:34" (1/1) ... [2021-12-18 04:40:34,099 INFO L137 Inliner]: procedures = 76, calls = 196, calls flagged for inlining = 30, calls inlined = 26, statements flattened = 526 [2021-12-18 04:40:34,102 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-18 04:40:34,103 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-18 04:40:34,104 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-18 04:40:34,104 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-18 04:40:34,111 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:40:34" (1/1) ... [2021-12-18 04:40:34,112 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:40:34" (1/1) ... [2021-12-18 04:40:34,130 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:40:34" (1/1) ... [2021-12-18 04:40:34,135 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:40:34" (1/1) ... [2021-12-18 04:40:34,150 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:40:34" (1/1) ... [2021-12-18 04:40:34,159 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:40:34" (1/1) ... [2021-12-18 04:40:34,162 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:40:34" (1/1) ... [2021-12-18 04:40:34,170 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-18 04:40:34,171 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-18 04:40:34,171 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-18 04:40:34,172 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-18 04:40:34,172 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:40:34" (1/1) ... [2021-12-18 04:40:34,183 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 04:40:34,191 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 04:40:34,209 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) [2021-12-18 04:40:34,235 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 [2021-12-18 04:40:34,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-18 04:40:34,247 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_request [2021-12-18 04:40:34,247 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_request [2021-12-18 04:40:34,248 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-18 04:40:34,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-18 04:40:34,248 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-18 04:40:34,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-18 04:40:34,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-18 04:40:34,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-18 04:40:34,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-18 04:40:34,249 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-18 04:40:34,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-18 04:40:34,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-18 04:40:34,250 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_stop [2021-12-18 04:40:34,250 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_stop [2021-12-18 04:40:34,250 INFO L130 BoogieDeclarations]: Found specification of procedure ax_remove [2021-12-18 04:40:34,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ax_remove [2021-12-18 04:40:34,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-18 04:40:34,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-18 04:40:34,250 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_close [2021-12-18 04:40:34,251 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_close [2021-12-18 04:40:34,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-18 04:40:34,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-18 04:40:34,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-18 04:40:34,251 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-18 04:40:34,251 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-18 04:40:34,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-18 04:40:34,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-18 04:40:34,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-18 04:40:34,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-18 04:40:34,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-18 04:40:34,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-18 04:40:34,483 INFO L236 CfgBuilder]: Building ICFG [2021-12-18 04:40:34,485 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-18 04:40:34,576 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-18 04:40:34,840 INFO L277 CfgBuilder]: Performing block encoding [2021-12-18 04:40:34,846 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-18 04:40:34,847 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-18 04:40:34,848 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 04:40:34 BoogieIcfgContainer [2021-12-18 04:40:34,848 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-18 04:40:34,850 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-18 04:40:34,850 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-18 04:40:34,853 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-18 04:40:34,853 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 04:40:33" (1/3) ... [2021-12-18 04:40:34,854 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bdf32ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 04:40:34, skipping insertion in model container [2021-12-18 04:40:34,854 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:40:34" (2/3) ... [2021-12-18 04:40:34,854 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bdf32ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 04:40:34, skipping insertion in model container [2021-12-18 04:40:34,854 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 04:40:34" (3/3) ... [2021-12-18 04:40:34,855 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 [2021-12-18 04:40:34,859 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-18 04:40:34,859 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-18 04:40:34,897 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-18 04:40:34,902 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 [2021-12-18 04:40:34,902 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-18 04:40:34,917 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) [2021-12-18 04:40:34,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-12-18 04:40:34,923 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 04:40:34,924 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] [2021-12-18 04:40:34,924 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 04:40:34,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 04:40:34,928 INFO L85 PathProgramCache]: Analyzing trace with hash 945939342, now seen corresponding path program 1 times [2021-12-18 04:40:34,935 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 04:40:34,935 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1573291105] [2021-12-18 04:40:34,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 04:40:34,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 04:40:35,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:40:35,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 04:40:35,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:40:35,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 04:40:35,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:40:35,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-18 04:40:35,207 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 04:40:35,208 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1573291105] [2021-12-18 04:40:35,209 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1573291105] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 04:40:35,209 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 04:40:35,209 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 04:40:35,211 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2024812250] [2021-12-18 04:40:35,211 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 04:40:35,215 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 04:40:35,215 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 04:40:35,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 04:40:35,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 04:40:35,240 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) [2021-12-18 04:40:35,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 04:40:35,437 INFO L93 Difference]: Finished difference Result 281 states and 371 transitions. [2021-12-18 04:40:35,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 04:40:35,439 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 [2021-12-18 04:40:35,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 04:40:35,451 INFO L225 Difference]: With dead ends: 281 [2021-12-18 04:40:35,451 INFO L226 Difference]: Without dead ends: 129 [2021-12-18 04:40:35,455 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 [2021-12-18 04:40:35,459 INFO L933 BasicCegarLoop]: 154 mSDtfsCounter, 75 mSDsluCounter, 223 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 377 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-18 04:40:35,460 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [77 Valid, 377 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-18 04:40:35,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2021-12-18 04:40:35,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 125. [2021-12-18 04:40:35,508 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) [2021-12-18 04:40:35,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 160 transitions. [2021-12-18 04:40:35,510 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 160 transitions. Word has length 37 [2021-12-18 04:40:35,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 04:40:35,511 INFO L470 AbstractCegarLoop]: Abstraction has 125 states and 160 transitions. [2021-12-18 04:40:35,511 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) [2021-12-18 04:40:35,511 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 160 transitions. [2021-12-18 04:40:35,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-12-18 04:40:35,514 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 04:40:35,514 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] [2021-12-18 04:40:35,514 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-18 04:40:35,515 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 04:40:35,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 04:40:35,516 INFO L85 PathProgramCache]: Analyzing trace with hash 808416082, now seen corresponding path program 1 times [2021-12-18 04:40:35,516 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 04:40:35,516 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2010927955] [2021-12-18 04:40:35,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 04:40:35,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 04:40:35,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:40:35,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 04:40:35,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:40:35,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-12-18 04:40:35,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:40:35,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 04:40:35,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:40:35,712 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-12-18 04:40:35,712 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 04:40:35,712 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2010927955] [2021-12-18 04:40:35,713 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2010927955] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 04:40:35,713 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 04:40:35,713 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 04:40:35,713 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338625955] [2021-12-18 04:40:35,713 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 04:40:35,715 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 04:40:35,715 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 04:40:35,715 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 04:40:35,716 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 04:40:35,716 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) [2021-12-18 04:40:35,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 04:40:35,783 INFO L93 Difference]: Finished difference Result 129 states and 164 transitions. [2021-12-18 04:40:35,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-18 04:40:35,784 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 [2021-12-18 04:40:35,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 04:40:35,785 INFO L225 Difference]: With dead ends: 129 [2021-12-18 04:40:35,785 INFO L226 Difference]: Without dead ends: 0 [2021-12-18 04:40:35,786 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 [2021-12-18 04:40:35,787 INFO L933 BasicCegarLoop]: 120 mSDtfsCounter, 92 mSDsluCounter, 85 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s 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, 0.0s IncrementalHoareTripleChecker+Time [2021-12-18 04:40:35,787 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [95 Valid, 205 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-18 04:40:35,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-18 04:40:35,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-18 04:40:35,789 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) [2021-12-18 04:40:35,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-18 04:40:35,790 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 55 [2021-12-18 04:40:35,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 04:40:35,790 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-18 04:40:35,790 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) [2021-12-18 04:40:35,791 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-18 04:40:35,791 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-18 04:40:35,793 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-18 04:40:35,794 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-18 04:40:35,795 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-18 04:40:35,949 INFO L858 garLoopResultBuilder]: For program point hid_hw_requestEXIT(lines 2662 2675) no Hoare annotation was computed. [2021-12-18 04:40:35,950 INFO L858 garLoopResultBuilder]: For program point L2666(lines 2666 2671) no Hoare annotation was computed. [2021-12-18 04:40:35,950 INFO L861 garLoopResultBuilder]: At program point L3077(lines 3076 3078) the Hoare annotation is: true [2021-12-18 04:40:35,950 INFO L861 garLoopResultBuilder]: At program point hid_hw_requestENTRY(lines 2662 2675) the Hoare annotation is: true [2021-12-18 04:40:35,951 INFO L858 garLoopResultBuilder]: For program point hid_hw_requestFINAL(lines 2662 2675) no Hoare annotation was computed. [2021-12-18 04:40:35,951 INFO L858 garLoopResultBuilder]: For program point hid_hw_stopFINAL(lines 2639 2646) no Hoare annotation was computed. [2021-12-18 04:40:35,951 INFO L861 garLoopResultBuilder]: At program point L3096(lines 3095 3097) the Hoare annotation is: true [2021-12-18 04:40:35,951 INFO L861 garLoopResultBuilder]: At program point hid_hw_stopENTRY(lines 2639 2646) the Hoare annotation is: true [2021-12-18 04:40:35,952 INFO L858 garLoopResultBuilder]: For program point hid_hw_stopEXIT(lines 2639 2646) no Hoare annotation was computed. [2021-12-18 04:40:35,952 INFO L858 garLoopResultBuilder]: For program point L2643-1(line 2643) no Hoare annotation was computed. [2021-12-18 04:40:35,953 INFO L861 garLoopResultBuilder]: At program point L2643(line 2643) the Hoare annotation is: true [2021-12-18 04:40:35,953 INFO L861 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 2499 2501) the Hoare annotation is: true [2021-12-18 04:40:35,953 INFO L858 garLoopResultBuilder]: For program point L2500(line 2500) no Hoare annotation was computed. [2021-12-18 04:40:35,954 INFO L858 garLoopResultBuilder]: For program point L2500-2(lines 2499 2501) no Hoare annotation was computed. [2021-12-18 04:40:35,954 INFO L858 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 2499 2501) no Hoare annotation was computed. [2021-12-18 04:40:35,954 INFO L861 garLoopResultBuilder]: At program point hid_hw_closeENTRY(lines 2655 2661) the Hoare annotation is: true [2021-12-18 04:40:35,955 INFO L858 garLoopResultBuilder]: For program point L2658-1(line 2658) no Hoare annotation was computed. [2021-12-18 04:40:35,955 INFO L858 garLoopResultBuilder]: For program point hid_hw_closeEXIT(lines 2655 2661) no Hoare annotation was computed. [2021-12-18 04:40:35,955 INFO L858 garLoopResultBuilder]: For program point hid_hw_closeFINAL(lines 2655 2661) no Hoare annotation was computed. [2021-12-18 04:40:35,955 INFO L861 garLoopResultBuilder]: At program point L2658(line 2658) the Hoare annotation is: true [2021-12-18 04:40:35,955 INFO L858 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 2552 2558) no Hoare annotation was computed. [2021-12-18 04:40:35,956 INFO L861 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 2552 2558) the Hoare annotation is: true [2021-12-18 04:40:35,956 INFO L858 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 2556) no Hoare annotation was computed. [2021-12-18 04:40:35,956 INFO L858 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 2552 2558) no Hoare annotation was computed. [2021-12-18 04:40:35,956 INFO L858 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2021-12-18 04:40:35,956 INFO L861 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: true [2021-12-18 04:40:35,957 INFO L861 garLoopResultBuilder]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: true [2021-12-18 04:40:35,957 INFO L858 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2021-12-18 04:40:35,957 INFO L858 garLoopResultBuilder]: For program point L2526(lines 2526 2533) no Hoare annotation was computed. [2021-12-18 04:40:35,958 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-18 04:40:35,958 INFO L858 garLoopResultBuilder]: For program point ldv_zallocEXIT(lines 2519 2535) no Hoare annotation was computed. [2021-12-18 04:40:35,958 INFO L854 garLoopResultBuilder]: At program point ldv_zallocENTRY(lines 2519 2535) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |#memory_int| |old(#memory_int)|) (= |#valid| |old(#valid)|) (= |#length| |old(#length)|))) [2021-12-18 04:40:35,958 INFO L858 garLoopResultBuilder]: For program point ldv_zallocFINAL(lines 2519 2535) no Hoare annotation was computed. [2021-12-18 04:40:35,959 INFO L858 garLoopResultBuilder]: For program point L2531-1(line 2531) no Hoare annotation was computed. [2021-12-18 04:40:35,959 INFO L861 garLoopResultBuilder]: At program point L2531(line 2531) the Hoare annotation is: true [2021-12-18 04:40:35,959 INFO L858 garLoopResultBuilder]: For program point ldv_stopEXIT(lines 2559 2565) no Hoare annotation was computed. [2021-12-18 04:40:35,959 INFO L861 garLoopResultBuilder]: At program point ldv_stopENTRY(lines 2559 2565) the Hoare annotation is: true [2021-12-18 04:40:35,959 INFO L861 garLoopResultBuilder]: At program point L2975(lines 2912 2996) the Hoare annotation is: true [2021-12-18 04:40:35,959 INFO L858 garLoopResultBuilder]: For program point L2843(lines 2843 2848) no Hoare annotation was computed. [2021-12-18 04:40:35,964 INFO L854 garLoopResultBuilder]: At program point L2777(lines 2746 2805) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-18 04:40:35,964 INFO L858 garLoopResultBuilder]: For program point L2926(line 2926) no Hoare annotation was computed. [2021-12-18 04:40:35,964 INFO L858 garLoopResultBuilder]: For program point L2794(lines 2794 2797) no Hoare annotation was computed. [2021-12-18 04:40:35,964 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-18 04:40:35,965 INFO L858 garLoopResultBuilder]: For program point L2927(lines 2927 2935) no Hoare annotation was computed. [2021-12-18 04:40:35,965 INFO L854 garLoopResultBuilder]: At program point L2795(lines 2746 2805) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-18 04:40:35,965 INFO L858 garLoopResultBuilder]: For program point L2845-1(line 2845) no Hoare annotation was computed. [2021-12-18 04:40:35,966 INFO L861 garLoopResultBuilder]: At program point L2845(line 2845) the Hoare annotation is: true [2021-12-18 04:40:35,966 INFO L858 garLoopResultBuilder]: For program point L3126(lines 3126 3128) no Hoare annotation was computed. [2021-12-18 04:40:35,966 INFO L854 garLoopResultBuilder]: At program point L3093(lines 3092 3094) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-18 04:40:35,966 INFO L858 garLoopResultBuilder]: For program point L3011(lines 3011 3014) no Hoare annotation was computed. [2021-12-18 04:40:35,967 INFO L858 garLoopResultBuilder]: For program point L2945(line 2945) no Hoare annotation was computed. [2021-12-18 04:40:35,968 INFO L858 garLoopResultBuilder]: For program point L2780(line 2780) no Hoare annotation was computed. [2021-12-18 04:40:35,968 INFO L858 garLoopResultBuilder]: For program point L2780-2(lines 2780 2785) no Hoare annotation was computed. [2021-12-18 04:40:35,968 INFO L861 garLoopResultBuilder]: At program point L2995(lines 2905 2997) the Hoare annotation is: true [2021-12-18 04:40:35,968 INFO L858 garLoopResultBuilder]: For program point L2929(lines 2929 2933) no Hoare annotation was computed. [2021-12-18 04:40:35,968 INFO L858 garLoopResultBuilder]: For program point L2632(lines 2632 2635) no Hoare annotation was computed. [2021-12-18 04:40:35,969 INFO L858 garLoopResultBuilder]: For program point L2632-2(lines 2632 2635) no Hoare annotation was computed. [2021-12-18 04:40:35,969 INFO L861 garLoopResultBuilder]: At program point L2946(line 2946) the Hoare annotation is: true [2021-12-18 04:40:35,969 INFO L858 garLoopResultBuilder]: For program point L2913-1(line 2913) no Hoare annotation was computed. [2021-12-18 04:40:35,972 INFO L854 garLoopResultBuilder]: At program point L2913(line 2913) the Hoare annotation is: (and (= ~ldv_state_variable_1~0 0) (= ~ldv_spin~0 0)) [2021-12-18 04:40:35,972 INFO L858 garLoopResultBuilder]: For program point L2831(lines 2831 2835) no Hoare annotation was computed. [2021-12-18 04:40:35,974 INFO L858 garLoopResultBuilder]: For program point L2633-1(line 2633) no Hoare annotation was computed. [2021-12-18 04:40:35,974 INFO L861 garLoopResultBuilder]: At program point L2633(line 2633) the Hoare annotation is: true [2021-12-18 04:40:35,975 INFO L854 garLoopResultBuilder]: At program point L3013-1(lines 3008 3017) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-18 04:40:35,977 INFO L854 garLoopResultBuilder]: At program point L3013(line 3013) the Hoare annotation is: false [2021-12-18 04:40:35,978 INFO L854 garLoopResultBuilder]: At program point L2617(lines 2612 2619) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-18 04:40:35,978 INFO L858 garLoopResultBuilder]: For program point L2964(line 2964) no Hoare annotation was computed. [2021-12-18 04:40:35,978 INFO L858 garLoopResultBuilder]: For program point L2799-1(line 2799) no Hoare annotation was computed. [2021-12-18 04:40:35,979 INFO L854 garLoopResultBuilder]: At program point L2799(line 2799) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-18 04:40:35,979 INFO L861 garLoopResultBuilder]: At program point L3113(lines 3112 3114) the Hoare annotation is: true [2021-12-18 04:40:35,979 INFO L858 garLoopResultBuilder]: For program point L2981(line 2981) no Hoare annotation was computed. [2021-12-18 04:40:35,980 INFO L854 garLoopResultBuilder]: At program point L2882(lines 2877 2884) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-18 04:40:35,980 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-18 04:40:35,980 INFO L854 garLoopResultBuilder]: At program point L2849(lines 2807 2851) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-18 04:40:35,981 INFO L858 garLoopResultBuilder]: For program point L2651-1(line 2651) no Hoare annotation was computed. [2021-12-18 04:40:35,981 INFO L854 garLoopResultBuilder]: At program point L2651(line 2651) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-18 04:40:35,981 INFO L858 garLoopResultBuilder]: For program point L2965(lines 2965 2979) no Hoare annotation was computed. [2021-12-18 04:40:35,981 INFO L854 garLoopResultBuilder]: At program point L2569(lines 2566 2571) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-18 04:40:35,981 INFO L861 garLoopResultBuilder]: At program point L2982(line 2982) the Hoare annotation is: true [2021-12-18 04:40:35,982 INFO L854 garLoopResultBuilder]: At program point L2652(lines 2647 2654) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-18 04:40:35,982 INFO L854 garLoopResultBuilder]: At program point L2487(lines 2484 2489) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-18 04:40:35,982 INFO L854 garLoopResultBuilder]: At program point L2900(line 2900) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-18 04:40:35,982 INFO L858 garLoopResultBuilder]: For program point L2900-1(line 2900) no Hoare annotation was computed. [2021-12-18 04:40:35,982 INFO L854 garLoopResultBuilder]: At program point L2636(lines 2620 2638) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-18 04:40:35,982 INFO L858 garLoopResultBuilder]: For program point L2967(lines 2967 2972) no Hoare annotation was computed. [2021-12-18 04:40:35,983 INFO L858 garLoopResultBuilder]: For program point L2967-2(lines 2965 2978) no Hoare annotation was computed. [2021-12-18 04:40:35,983 INFO L854 garLoopResultBuilder]: At program point L2769(lines 2746 2805) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-18 04:40:35,983 INFO L854 garLoopResultBuilder]: At program point L3116(lines 3115 3117) the Hoare annotation is: (and (= ~ldv_state_variable_1~0 0) (= ~ldv_spin~0 0)) [2021-12-18 04:40:35,983 INFO L858 garLoopResultBuilder]: For program point L2753(lines 2753 2757) no Hoare annotation was computed. [2021-12-18 04:40:35,983 INFO L854 garLoopResultBuilder]: At program point L3100(lines 3099 3101) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-18 04:40:35,984 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-18 04:40:35,984 INFO L854 garLoopResultBuilder]: At program point L2902(lines 2896 2904) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-18 04:40:35,984 INFO L858 garLoopResultBuilder]: For program point L2770(lines 2770 2773) no Hoare annotation was computed. [2021-12-18 04:40:35,984 INFO L858 garLoopResultBuilder]: For program point L2952(line 2952) no Hoare annotation was computed. [2021-12-18 04:40:35,984 INFO L858 garLoopResultBuilder]: For program point L2820(lines 2820 2823) no Hoare annotation was computed. [2021-12-18 04:40:35,984 INFO L858 garLoopResultBuilder]: For program point L2820-2(lines 2820 2823) no Hoare annotation was computed. [2021-12-18 04:40:35,985 INFO L854 garLoopResultBuilder]: At program point L2804(lines 2731 2806) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-18 04:40:35,985 INFO L858 garLoopResultBuilder]: For program point L2837(lines 2837 2841) no Hoare annotation was computed. [2021-12-18 04:40:35,985 INFO L854 garLoopResultBuilder]: At program point L2771(lines 2746 2805) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-18 04:40:35,985 INFO L858 garLoopResultBuilder]: For program point L2837-2(lines 2837 2841) no Hoare annotation was computed. [2021-12-18 04:40:35,985 INFO L858 garLoopResultBuilder]: For program point L2953(lines 2953 2986) no Hoare annotation was computed. [2021-12-18 04:40:35,985 INFO L858 garLoopResultBuilder]: For program point L2788(lines 2788 2791) no Hoare annotation was computed. [2021-12-18 04:40:35,986 INFO L854 garLoopResultBuilder]: At program point L3003(lines 2999 3005) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-18 04:40:35,986 INFO L858 garLoopResultBuilder]: For program point L2937(line 2937) no Hoare annotation was computed. [2021-12-18 04:40:35,986 INFO L858 garLoopResultBuilder]: For program point L2921(lines 2921 2990) no Hoare annotation was computed. [2021-12-18 04:40:35,986 INFO L861 garLoopResultBuilder]: At program point L3103(lines 3102 3104) the Hoare annotation is: true [2021-12-18 04:40:35,986 INFO L858 garLoopResultBuilder]: For program point L2938(lines 2938 2943) no Hoare annotation was computed. [2021-12-18 04:40:35,986 INFO L858 garLoopResultBuilder]: For program point L2988(line 2988) no Hoare annotation was computed. [2021-12-18 04:40:35,987 INFO L858 garLoopResultBuilder]: For program point L2922(line 2922) no Hoare annotation was computed. [2021-12-18 04:40:35,987 INFO L858 garLoopResultBuilder]: For program point L2955(lines 2955 2983) no Hoare annotation was computed. [2021-12-18 04:40:35,987 INFO L861 garLoopResultBuilder]: At program point L2889(lines 2885 2891) the Hoare annotation is: true [2021-12-18 04:40:35,987 INFO L858 garLoopResultBuilder]: For program point L2625-1(line 2625) no Hoare annotation was computed. [2021-12-18 04:40:35,987 INFO L854 garLoopResultBuilder]: At program point L2625(line 2625) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-18 04:40:35,987 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-18 04:40:35,987 INFO L858 garLoopResultBuilder]: For program point L2939-1(line 2939) no Hoare annotation was computed. [2021-12-18 04:40:35,988 INFO L861 garLoopResultBuilder]: At program point L2939(line 2939) the Hoare annotation is: true [2021-12-18 04:40:35,988 INFO L858 garLoopResultBuilder]: For program point L2956(line 2956) no Hoare annotation was computed. [2021-12-18 04:40:35,988 INFO L861 garLoopResultBuilder]: At program point L2989(line 2989) the Hoare annotation is: true [2021-12-18 04:40:35,988 INFO L858 garLoopResultBuilder]: For program point L2923(lines 2923 2950) no Hoare annotation was computed. [2021-12-18 04:40:35,988 INFO L854 garLoopResultBuilder]: At program point L2775(lines 2746 2805) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-18 04:40:35,989 INFO L854 garLoopResultBuilder]: At program point L2478(lines 2474 2480) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-18 04:40:35,989 INFO L858 garLoopResultBuilder]: For program point L2957(lines 2957 2962) no Hoare annotation was computed. [2021-12-18 04:40:35,989 INFO L858 garLoopResultBuilder]: For program point L2825(lines 2825 2829) no Hoare annotation was computed. [2021-12-18 04:40:35,989 INFO L858 garLoopResultBuilder]: For program point L2627(lines 2627 2630) no Hoare annotation was computed. [2021-12-18 04:40:35,989 INFO L858 garLoopResultBuilder]: For program point L2776(lines 2776 2779) no Hoare annotation was computed. [2021-12-18 04:40:35,989 INFO L854 garLoopResultBuilder]: At program point L2991(lines 2912 2996) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-18 04:40:35,990 INFO L858 garLoopResultBuilder]: For program point L2925(lines 2925 2947) no Hoare annotation was computed. [2021-12-18 04:40:35,990 INFO L854 garLoopResultBuilder]: At program point L3074(lines 3073 3075) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-18 04:40:35,990 INFO L854 garLoopResultBuilder]: At program point L3107(lines 3106 3108) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-18 04:40:35,990 INFO L858 garLoopResultBuilder]: For program point ax_removeFINAL(lines 2852 2859) no Hoare annotation was computed. [2021-12-18 04:40:35,990 INFO L858 garLoopResultBuilder]: For program point L2855-1(line 2855) no Hoare annotation was computed. [2021-12-18 04:40:35,990 INFO L861 garLoopResultBuilder]: At program point ax_removeENTRY(lines 2852 2859) the Hoare annotation is: true [2021-12-18 04:40:35,991 INFO L861 garLoopResultBuilder]: At program point L2855(line 2855) the Hoare annotation is: true [2021-12-18 04:40:35,991 INFO L858 garLoopResultBuilder]: For program point ax_removeEXIT(lines 2852 2859) no Hoare annotation was computed. [2021-12-18 04:40:35,991 INFO L858 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~intEXIT(line -1) no Hoare annotation was computed. [2021-12-18 04:40:35,991 INFO L861 garLoopResultBuilder]: At program point ##fun~$Pointer$~TO~intENTRY(line -1) the Hoare annotation is: true [2021-12-18 04:40:35,991 INFO L858 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~intFINAL(line -1) no Hoare annotation was computed. [2021-12-18 04:40:35,994 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2021-12-18 04:40:35,996 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-18 04:40:36,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.12 04:40:36 BoogieIcfgContainer [2021-12-18 04:40:36,009 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-18 04:40:36,010 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-18 04:40:36,010 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-18 04:40:36,010 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-18 04:40:36,010 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 04:40:34" (3/4) ... [2021-12-18 04:40:36,013 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-18 04:40:36,018 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2021-12-18 04:40:36,018 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_request [2021-12-18 04:40:36,018 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2021-12-18 04:40:36,018 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2021-12-18 04:40:36,018 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2021-12-18 04:40:36,019 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_stop [2021-12-18 04:40:36,019 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ax_remove [2021-12-18 04:40:36,019 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-12-18 04:40:36,019 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_close [2021-12-18 04:40:36,019 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~int [2021-12-18 04:40:36,028 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 75 nodes and edges [2021-12-18 04:40:36,029 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2021-12-18 04:40:36,030 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-12-18 04:40:36,031 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-18 04:40:36,031 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-18 04:40:36,032 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-18 04:40:36,133 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-18 04:40:36,134 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-18 04:40:36,135 INFO L158 Benchmark]: Toolchain (without parser) took 2885.56ms. Allocated memory was 92.3MB in the beginning and 155.2MB in the end (delta: 62.9MB). Free memory was 56.6MB in the beginning and 90.2MB in the end (delta: -33.6MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. [2021-12-18 04:40:36,135 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 92.3MB. Free memory was 49.7MB in the beginning and 49.6MB in the end (delta: 43.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-18 04:40:36,136 INFO L158 Benchmark]: CACSL2BoogieTranslator took 763.87ms. Allocated memory was 92.3MB in the beginning and 115.3MB in the end (delta: 23.1MB). Free memory was 56.4MB in the beginning and 81.7MB in the end (delta: -25.3MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. [2021-12-18 04:40:36,136 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.81ms. Allocated memory is still 115.3MB. Free memory was 81.7MB in the beginning and 77.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-12-18 04:40:36,136 INFO L158 Benchmark]: Boogie Preprocessor took 67.05ms. Allocated memory is still 115.3MB. Free memory was 77.0MB in the beginning and 73.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-18 04:40:36,136 INFO L158 Benchmark]: RCFGBuilder took 677.28ms. Allocated memory is still 115.3MB. Free memory was 73.3MB in the beginning and 70.1MB in the end (delta: 3.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2021-12-18 04:40:36,137 INFO L158 Benchmark]: TraceAbstraction took 1159.33ms. Allocated memory was 115.3MB in the beginning and 155.2MB in the end (delta: 39.8MB). Free memory was 69.5MB in the beginning and 113.4MB in the end (delta: -43.9MB). Peak memory consumption was 45.7MB. Max. memory is 16.1GB. [2021-12-18 04:40:36,137 INFO L158 Benchmark]: Witness Printer took 124.29ms. Allocated memory is still 155.2MB. Free memory was 113.4MB in the beginning and 90.2MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-12-18 04:40:36,139 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 92.3MB. Free memory was 49.7MB in the beginning and 49.6MB in the end (delta: 43.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 763.87ms. Allocated memory was 92.3MB in the beginning and 115.3MB in the end (delta: 23.1MB). Free memory was 56.4MB in the beginning and 81.7MB in the end (delta: -25.3MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.81ms. Allocated memory is still 115.3MB. Free memory was 81.7MB in the beginning and 77.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.05ms. Allocated memory is still 115.3MB. Free memory was 77.0MB in the beginning and 73.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 677.28ms. Allocated memory is still 115.3MB. Free memory was 73.3MB in the beginning and 70.1MB in the end (delta: 3.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1159.33ms. Allocated memory was 115.3MB in the beginning and 155.2MB in the end (delta: 39.8MB). Free memory was 69.5MB in the beginning and 113.4MB in the end (delta: -43.9MB). Peak memory consumption was 45.7MB. Max. memory is 16.1GB. * Witness Printer took 124.29ms. Allocated memory is still 155.2MB. Free memory was 113.4MB in the beginning and 90.2MB 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: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 172 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 167 mSDsluCounter, 582 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 308 mSDsCounter, 27 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 68 IncrementalHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 27 mSolverCounterUnsat, 274 mSDtfsCounter, 68 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, 255 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_state_variable_1 == 0 && ldv_spin == 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! [2021-12-18 04:40:36,187 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE