./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 f4b24e32 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-?-f4b24e3 [2022-07-14 00:26:44,867 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 00:26:44,884 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 00:26:44,920 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 00:26:44,921 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 00:26:44,921 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 00:26:44,922 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 00:26:44,924 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 00:26:44,925 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 00:26:44,925 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 00:26:44,926 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 00:26:44,927 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 00:26:44,927 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 00:26:44,928 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 00:26:44,928 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 00:26:44,929 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 00:26:44,930 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 00:26:44,930 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 00:26:44,931 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 00:26:44,932 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 00:26:44,933 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 00:26:44,934 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 00:26:44,935 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 00:26:44,938 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 00:26:44,939 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 00:26:44,943 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 00:26:44,946 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 00:26:44,946 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 00:26:44,947 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 00:26:44,947 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 00:26:44,948 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 00:26:44,948 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 00:26:44,949 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 00:26:44,949 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 00:26:44,951 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 00:26:44,951 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 00:26:44,952 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 00:26:44,953 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 00:26:44,953 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 00:26:44,953 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 00:26:44,954 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 00:26:44,955 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 00:26:44,957 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-14 00:26:44,973 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 00:26:44,973 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 00:26:44,973 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 00:26:44,973 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 00:26:44,974 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 00:26:44,974 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 00:26:44,975 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 00:26:44,975 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 00:26:44,975 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 00:26:44,975 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 00:26:44,975 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 00:26:44,975 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 00:26:44,975 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-14 00:26:44,976 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 00:26:44,976 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-14 00:26:44,976 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 00:26:44,976 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 00:26:44,976 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-14 00:26:44,976 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 00:26:44,976 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 00:26:44,977 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 00:26:44,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 00:26:44,977 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 00:26:44,977 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 00:26:44,977 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-14 00:26:44,977 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-14 00:26:44,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-14 00:26:44,978 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-14 00:26:44,978 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-14 00:26:44,978 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-14 00:26:44,978 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b299466df567728bd01cdd7606fd8853010375cabd6f3e05e43d9cfc96a45f [2022-07-14 00:26:45,170 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 00:26:45,183 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 00:26:45,184 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 00:26:45,185 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 00:26:45,186 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 00:26:45,186 INFO L432 ainManager$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 [2022-07-14 00:26:45,233 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/928490053/0bfb78a6449b4f739a2b866bd8bf01a8/FLAG416ff5117 [2022-07-14 00:26:45,743 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 00:26:45,747 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 [2022-07-14 00:26:45,770 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/928490053/0bfb78a6449b4f739a2b866bd8bf01a8/FLAG416ff5117 [2022-07-14 00:26:46,261 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/928490053/0bfb78a6449b4f739a2b866bd8bf01a8 [2022-07-14 00:26:46,263 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 00:26:46,265 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 00:26:46,266 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 00:26:46,267 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 00:26:46,269 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 00:26:46,269 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:26:46" (1/1) ... [2022-07-14 00:26:46,270 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c762894 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:26:46, skipping insertion in model container [2022-07-14 00:26:46,270 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:26:46" (1/1) ... [2022-07-14 00:26:46,276 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 00:26:46,336 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 00:26:46,598 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2395] [2022-07-14 00:26:46,599 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2396-2397] [2022-07-14 00:26:46,654 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] [2022-07-14 00:26:46,801 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 00:26:46,819 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 00:26:46,863 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2395] [2022-07-14 00:26:46,867 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2396-2397] [2022-07-14 00:26:46,888 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] [2022-07-14 00:26:46,947 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 00:26:46,974 INFO L208 MainTranslator]: Completed translation [2022-07-14 00:26:46,975 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:26:46 WrapperNode [2022-07-14 00:26:46,975 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 00:26:46,976 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-14 00:26:46,976 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-14 00:26:46,976 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-14 00:26:46,981 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:26:46" (1/1) ... [2022-07-14 00:26:47,009 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:26:46" (1/1) ... [2022-07-14 00:26:47,038 INFO L137 Inliner]: procedures = 76, calls = 196, calls flagged for inlining = 30, calls inlined = 26, statements flattened = 526 [2022-07-14 00:26:47,039 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-14 00:26:47,039 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-14 00:26:47,039 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-14 00:26:47,040 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-14 00:26:47,045 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:26:46" (1/1) ... [2022-07-14 00:26:47,045 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:26:46" (1/1) ... [2022-07-14 00:26:47,049 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:26:46" (1/1) ... [2022-07-14 00:26:47,050 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:26:46" (1/1) ... [2022-07-14 00:26:47,061 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:26:46" (1/1) ... [2022-07-14 00:26:47,064 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:26:46" (1/1) ... [2022-07-14 00:26:47,066 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:26:46" (1/1) ... [2022-07-14 00:26:47,070 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-14 00:26:47,071 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-14 00:26:47,071 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-14 00:26:47,071 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-14 00:26:47,072 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:26:46" (1/1) ... [2022-07-14 00:26:47,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 00:26:47,103 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 00:26:47,114 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) [2022-07-14 00:26:47,120 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 [2022-07-14 00:26:47,144 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-14 00:26:47,144 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_request [2022-07-14 00:26:47,145 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_request [2022-07-14 00:26:47,145 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-14 00:26:47,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-14 00:26:47,146 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-14 00:26:47,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-14 00:26:47,146 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-14 00:26:47,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-14 00:26:47,147 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-14 00:26:47,147 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-07-14 00:26:47,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-07-14 00:26:47,147 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-14 00:26:47,147 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_stop [2022-07-14 00:26:47,147 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_stop [2022-07-14 00:26:47,147 INFO L130 BoogieDeclarations]: Found specification of procedure ax_remove [2022-07-14 00:26:47,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ax_remove [2022-07-14 00:26:47,148 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-14 00:26:47,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-14 00:26:47,148 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_close [2022-07-14 00:26:47,148 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_close [2022-07-14 00:26:47,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-14 00:26:47,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-14 00:26:47,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-14 00:26:47,149 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-14 00:26:47,149 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-14 00:26:47,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-14 00:26:47,149 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-14 00:26:47,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-14 00:26:47,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-14 00:26:47,149 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-14 00:26:47,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-14 00:26:47,351 INFO L234 CfgBuilder]: Building ICFG [2022-07-14 00:26:47,353 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-14 00:26:47,472 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-14 00:26:47,754 INFO L275 CfgBuilder]: Performing block encoding [2022-07-14 00:26:47,761 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-14 00:26:47,761 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-14 00:26:47,763 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 12:26:47 BoogieIcfgContainer [2022-07-14 00:26:47,763 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-14 00:26:47,765 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-14 00:26:47,765 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-14 00:26:47,768 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-14 00:26:47,768 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 12:26:46" (1/3) ... [2022-07-14 00:26:47,769 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cd9cfa1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 12:26:47, skipping insertion in model container [2022-07-14 00:26:47,769 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:26:46" (2/3) ... [2022-07-14 00:26:47,769 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cd9cfa1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 12:26:47, skipping insertion in model container [2022-07-14 00:26:47,769 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 12:26:47" (3/3) ... [2022-07-14 00:26:47,770 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 [2022-07-14 00:26:47,780 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-14 00:26:47,781 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-14 00:26:47,826 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-14 00:26:47,836 INFO L357 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, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@5e8e99ff, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@7bf91ae [2022-07-14 00:26:47,836 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-14 00:26:47,840 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) [2022-07-14 00:26:47,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-07-14 00:26:47,846 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 00:26:47,846 INFO L195 NwaCegarLoop]: 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] [2022-07-14 00:26:47,847 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 00:26:47,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 00:26:47,850 INFO L85 PathProgramCache]: Analyzing trace with hash 945939342, now seen corresponding path program 1 times [2022-07-14 00:26:47,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 00:26:47,856 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1602834477] [2022-07-14 00:26:47,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 00:26:47,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 00:26:47,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:26:48,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 00:26:48,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:26:48,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-14 00:26:48,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:26:48,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 00:26:48,052 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 00:26:48,052 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1602834477] [2022-07-14 00:26:48,053 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1602834477] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 00:26:48,053 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 00:26:48,053 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-14 00:26:48,054 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1336019521] [2022-07-14 00:26:48,055 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 00:26:48,058 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-14 00:26:48,064 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 00:26:48,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-14 00:26:48,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-14 00:26:48,087 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) [2022-07-14 00:26:48,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 00:26:48,257 INFO L93 Difference]: Finished difference Result 281 states and 371 transitions. [2022-07-14 00:26:48,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 00:26:48,259 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 [2022-07-14 00:26:48,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 00:26:48,279 INFO L225 Difference]: With dead ends: 281 [2022-07-14 00:26:48,279 INFO L226 Difference]: Without dead ends: 129 [2022-07-14 00:26:48,284 INFO L412 NwaCegarLoop]: 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 [2022-07-14 00:26:48,292 INFO L413 NwaCegarLoop]: 154 mSDtfsCounter, 75 mSDsluCounter, 215 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 369 SdHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-14 00:26:48,293 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [77 Valid, 369 Invalid, 77 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 55 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-14 00:26:48,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2022-07-14 00:26:48,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 125. [2022-07-14 00:26:48,321 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) [2022-07-14 00:26:48,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 160 transitions. [2022-07-14 00:26:48,323 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 160 transitions. Word has length 37 [2022-07-14 00:26:48,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 00:26:48,324 INFO L495 AbstractCegarLoop]: Abstraction has 125 states and 160 transitions. [2022-07-14 00:26:48,324 INFO L496 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) [2022-07-14 00:26:48,324 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 160 transitions. [2022-07-14 00:26:48,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-07-14 00:26:48,326 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 00:26:48,326 INFO L195 NwaCegarLoop]: 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] [2022-07-14 00:26:48,326 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-14 00:26:48,326 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 00:26:48,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 00:26:48,327 INFO L85 PathProgramCache]: Analyzing trace with hash 808416082, now seen corresponding path program 1 times [2022-07-14 00:26:48,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 00:26:48,327 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2100636720] [2022-07-14 00:26:48,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 00:26:48,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 00:26:48,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:26:48,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 00:26:48,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:26:48,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-14 00:26:48,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:26:48,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-07-14 00:26:48,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:26:48,513 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-07-14 00:26:48,513 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 00:26:48,513 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2100636720] [2022-07-14 00:26:48,513 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2100636720] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 00:26:48,513 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 00:26:48,513 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-14 00:26:48,513 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470301290] [2022-07-14 00:26:48,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 00:26:48,514 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-14 00:26:48,514 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 00:26:48,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-14 00:26:48,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-14 00:26:48,520 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) [2022-07-14 00:26:48,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 00:26:48,592 INFO L93 Difference]: Finished difference Result 129 states and 164 transitions. [2022-07-14 00:26:48,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-14 00:26:48,593 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 [2022-07-14 00:26:48,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 00:26:48,594 INFO L225 Difference]: With dead ends: 129 [2022-07-14 00:26:48,594 INFO L226 Difference]: Without dead ends: 0 [2022-07-14 00:26:48,595 INFO L412 NwaCegarLoop]: 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 [2022-07-14 00:26:48,596 INFO L413 NwaCegarLoop]: 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, 0.1s IncrementalHoareTripleChecker+Time [2022-07-14 00:26:48,598 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [95 Valid, 205 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-14 00:26:48,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-14 00:26:48,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-14 00:26:48,600 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) [2022-07-14 00:26:48,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-14 00:26:48,600 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 55 [2022-07-14 00:26:48,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 00:26:48,600 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-14 00:26:48,601 INFO L496 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) [2022-07-14 00:26:48,601 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-14 00:26:48,601 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-14 00:26:48,603 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-14 00:26:48,603 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-14 00:26:48,605 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-14 00:26:48,698 INFO L899 garLoopResultBuilder]: For program point hid_hw_requestEXIT(lines 2662 2675) no Hoare annotation was computed. [2022-07-14 00:26:48,698 INFO L899 garLoopResultBuilder]: For program point L2666(lines 2666 2671) no Hoare annotation was computed. [2022-07-14 00:26:48,698 INFO L902 garLoopResultBuilder]: At program point L3077(lines 3076 3078) the Hoare annotation is: true [2022-07-14 00:26:48,699 INFO L902 garLoopResultBuilder]: At program point hid_hw_requestENTRY(lines 2662 2675) the Hoare annotation is: true [2022-07-14 00:26:48,699 INFO L899 garLoopResultBuilder]: For program point hid_hw_requestFINAL(lines 2662 2675) no Hoare annotation was computed. [2022-07-14 00:26:48,699 INFO L899 garLoopResultBuilder]: For program point hid_hw_stopFINAL(lines 2639 2646) no Hoare annotation was computed. [2022-07-14 00:26:48,699 INFO L902 garLoopResultBuilder]: At program point L3096(lines 3095 3097) the Hoare annotation is: true [2022-07-14 00:26:48,699 INFO L902 garLoopResultBuilder]: At program point hid_hw_stopENTRY(lines 2639 2646) the Hoare annotation is: true [2022-07-14 00:26:48,699 INFO L899 garLoopResultBuilder]: For program point hid_hw_stopEXIT(lines 2639 2646) no Hoare annotation was computed. [2022-07-14 00:26:48,700 INFO L899 garLoopResultBuilder]: For program point L2643-1(line 2643) no Hoare annotation was computed. [2022-07-14 00:26:48,700 INFO L902 garLoopResultBuilder]: At program point L2643(line 2643) the Hoare annotation is: true [2022-07-14 00:26:48,700 INFO L902 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 2499 2501) the Hoare annotation is: true [2022-07-14 00:26:48,700 INFO L899 garLoopResultBuilder]: For program point L2500(line 2500) no Hoare annotation was computed. [2022-07-14 00:26:48,700 INFO L899 garLoopResultBuilder]: For program point L2500-2(lines 2499 2501) no Hoare annotation was computed. [2022-07-14 00:26:48,700 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 2499 2501) no Hoare annotation was computed. [2022-07-14 00:26:48,700 INFO L902 garLoopResultBuilder]: At program point hid_hw_closeENTRY(lines 2655 2661) the Hoare annotation is: true [2022-07-14 00:26:48,700 INFO L899 garLoopResultBuilder]: For program point L2658-1(line 2658) no Hoare annotation was computed. [2022-07-14 00:26:48,701 INFO L899 garLoopResultBuilder]: For program point hid_hw_closeEXIT(lines 2655 2661) no Hoare annotation was computed. [2022-07-14 00:26:48,701 INFO L899 garLoopResultBuilder]: For program point hid_hw_closeFINAL(lines 2655 2661) no Hoare annotation was computed. [2022-07-14 00:26:48,701 INFO L902 garLoopResultBuilder]: At program point L2658(line 2658) the Hoare annotation is: true [2022-07-14 00:26:48,701 INFO L899 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 2552 2558) no Hoare annotation was computed. [2022-07-14 00:26:48,701 INFO L902 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 2552 2558) the Hoare annotation is: true [2022-07-14 00:26:48,701 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 2556) no Hoare annotation was computed. [2022-07-14 00:26:48,702 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 2552 2558) no Hoare annotation was computed. [2022-07-14 00:26:48,702 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2022-07-14 00:26:48,702 INFO L902 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: true [2022-07-14 00:26:48,702 INFO L902 garLoopResultBuilder]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: true [2022-07-14 00:26:48,702 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2022-07-14 00:26:48,703 INFO L899 garLoopResultBuilder]: For program point L2526(lines 2526 2533) no Hoare annotation was computed. [2022-07-14 00:26:48,703 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-14 00:26:48,703 INFO L899 garLoopResultBuilder]: For program point ldv_zallocEXIT(lines 2519 2535) no Hoare annotation was computed. [2022-07-14 00:26:48,703 INFO L895 garLoopResultBuilder]: At program point ldv_zallocENTRY(lines 2519 2535) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |old(#valid)| |#valid|))) [2022-07-14 00:26:48,703 INFO L899 garLoopResultBuilder]: For program point ldv_zallocFINAL(lines 2519 2535) no Hoare annotation was computed. [2022-07-14 00:26:48,704 INFO L899 garLoopResultBuilder]: For program point L2531-1(line 2531) no Hoare annotation was computed. [2022-07-14 00:26:48,704 INFO L902 garLoopResultBuilder]: At program point L2531(line 2531) the Hoare annotation is: true [2022-07-14 00:26:48,705 INFO L899 garLoopResultBuilder]: For program point ldv_stopEXIT(lines 2559 2565) no Hoare annotation was computed. [2022-07-14 00:26:48,705 INFO L902 garLoopResultBuilder]: At program point ldv_stopENTRY(lines 2559 2565) the Hoare annotation is: true [2022-07-14 00:26:48,705 INFO L902 garLoopResultBuilder]: At program point L2975(lines 2912 2996) the Hoare annotation is: true [2022-07-14 00:26:48,705 INFO L899 garLoopResultBuilder]: For program point L2843(lines 2843 2848) no Hoare annotation was computed. [2022-07-14 00:26:48,705 INFO L895 garLoopResultBuilder]: At program point L2777(lines 2746 2805) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-14 00:26:48,705 INFO L899 garLoopResultBuilder]: For program point L2926(line 2926) no Hoare annotation was computed. [2022-07-14 00:26:48,705 INFO L899 garLoopResultBuilder]: For program point L2794(lines 2794 2797) no Hoare annotation was computed. [2022-07-14 00:26:48,705 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-14 00:26:48,706 INFO L899 garLoopResultBuilder]: For program point L2927(lines 2927 2935) no Hoare annotation was computed. [2022-07-14 00:26:48,706 INFO L895 garLoopResultBuilder]: At program point L2795(lines 2746 2805) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-14 00:26:48,706 INFO L899 garLoopResultBuilder]: For program point L2845-1(line 2845) no Hoare annotation was computed. [2022-07-14 00:26:48,706 INFO L902 garLoopResultBuilder]: At program point L2845(line 2845) the Hoare annotation is: true [2022-07-14 00:26:48,706 INFO L899 garLoopResultBuilder]: For program point L3126(lines 3126 3128) no Hoare annotation was computed. [2022-07-14 00:26:48,706 INFO L895 garLoopResultBuilder]: At program point L3093(lines 3092 3094) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-14 00:26:48,707 INFO L899 garLoopResultBuilder]: For program point L3011(lines 3011 3014) no Hoare annotation was computed. [2022-07-14 00:26:48,707 INFO L899 garLoopResultBuilder]: For program point L2945(line 2945) no Hoare annotation was computed. [2022-07-14 00:26:48,708 INFO L899 garLoopResultBuilder]: For program point L2780(line 2780) no Hoare annotation was computed. [2022-07-14 00:26:48,708 INFO L899 garLoopResultBuilder]: For program point L2780-2(lines 2780 2785) no Hoare annotation was computed. [2022-07-14 00:26:48,708 INFO L902 garLoopResultBuilder]: At program point L2995(lines 2905 2997) the Hoare annotation is: true [2022-07-14 00:26:48,708 INFO L899 garLoopResultBuilder]: For program point L2929(lines 2929 2933) no Hoare annotation was computed. [2022-07-14 00:26:48,708 INFO L899 garLoopResultBuilder]: For program point L2632(lines 2632 2635) no Hoare annotation was computed. [2022-07-14 00:26:48,708 INFO L899 garLoopResultBuilder]: For program point L2632-2(lines 2632 2635) no Hoare annotation was computed. [2022-07-14 00:26:48,709 INFO L902 garLoopResultBuilder]: At program point L2946(line 2946) the Hoare annotation is: true [2022-07-14 00:26:48,709 INFO L899 garLoopResultBuilder]: For program point L2913-1(line 2913) no Hoare annotation was computed. [2022-07-14 00:26:48,710 INFO L895 garLoopResultBuilder]: At program point L2913(line 2913) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2022-07-14 00:26:48,711 INFO L899 garLoopResultBuilder]: For program point L2831(lines 2831 2835) no Hoare annotation was computed. [2022-07-14 00:26:48,711 INFO L899 garLoopResultBuilder]: For program point L2633-1(line 2633) no Hoare annotation was computed. [2022-07-14 00:26:48,713 INFO L902 garLoopResultBuilder]: At program point L2633(line 2633) the Hoare annotation is: true [2022-07-14 00:26:48,714 INFO L895 garLoopResultBuilder]: At program point L3013-1(lines 3008 3017) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-14 00:26:48,715 INFO L895 garLoopResultBuilder]: At program point L3013(line 3013) the Hoare annotation is: false [2022-07-14 00:26:48,715 INFO L895 garLoopResultBuilder]: At program point L2617(lines 2612 2619) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-14 00:26:48,715 INFO L899 garLoopResultBuilder]: For program point L2964(line 2964) no Hoare annotation was computed. [2022-07-14 00:26:48,715 INFO L899 garLoopResultBuilder]: For program point L2799-1(line 2799) no Hoare annotation was computed. [2022-07-14 00:26:48,715 INFO L895 garLoopResultBuilder]: At program point L2799(line 2799) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-14 00:26:48,715 INFO L902 garLoopResultBuilder]: At program point L3113(lines 3112 3114) the Hoare annotation is: true [2022-07-14 00:26:48,715 INFO L899 garLoopResultBuilder]: For program point L2981(line 2981) no Hoare annotation was computed. [2022-07-14 00:26:48,716 INFO L895 garLoopResultBuilder]: At program point L2882(lines 2877 2884) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-14 00:26:48,716 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-14 00:26:48,716 INFO L895 garLoopResultBuilder]: At program point L2849(lines 2807 2851) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-14 00:26:48,716 INFO L899 garLoopResultBuilder]: For program point L2651-1(line 2651) no Hoare annotation was computed. [2022-07-14 00:26:48,716 INFO L895 garLoopResultBuilder]: At program point L2651(line 2651) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-14 00:26:48,716 INFO L899 garLoopResultBuilder]: For program point L2965(lines 2965 2979) no Hoare annotation was computed. [2022-07-14 00:26:48,716 INFO L895 garLoopResultBuilder]: At program point L2569(lines 2566 2571) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-14 00:26:48,716 INFO L902 garLoopResultBuilder]: At program point L2982(line 2982) the Hoare annotation is: true [2022-07-14 00:26:48,717 INFO L895 garLoopResultBuilder]: At program point L2652(lines 2647 2654) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-14 00:26:48,717 INFO L895 garLoopResultBuilder]: At program point L2487(lines 2484 2489) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-14 00:26:48,717 INFO L895 garLoopResultBuilder]: At program point L2900(line 2900) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-14 00:26:48,717 INFO L899 garLoopResultBuilder]: For program point L2900-1(line 2900) no Hoare annotation was computed. [2022-07-14 00:26:48,717 INFO L895 garLoopResultBuilder]: At program point L2636(lines 2620 2638) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-14 00:26:48,718 INFO L899 garLoopResultBuilder]: For program point L2967(lines 2967 2972) no Hoare annotation was computed. [2022-07-14 00:26:48,719 INFO L899 garLoopResultBuilder]: For program point L2967-2(lines 2965 2978) no Hoare annotation was computed. [2022-07-14 00:26:48,721 INFO L895 garLoopResultBuilder]: At program point L2769(lines 2746 2805) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-14 00:26:48,721 INFO L895 garLoopResultBuilder]: At program point L3116(lines 3115 3117) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2022-07-14 00:26:48,721 INFO L899 garLoopResultBuilder]: For program point L2753(lines 2753 2757) no Hoare annotation was computed. [2022-07-14 00:26:48,721 INFO L895 garLoopResultBuilder]: At program point L3100(lines 3099 3101) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-14 00:26:48,721 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-14 00:26:48,721 INFO L895 garLoopResultBuilder]: At program point L2902(lines 2896 2904) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-14 00:26:48,722 INFO L899 garLoopResultBuilder]: For program point L2770(lines 2770 2773) no Hoare annotation was computed. [2022-07-14 00:26:48,722 INFO L899 garLoopResultBuilder]: For program point L2952(line 2952) no Hoare annotation was computed. [2022-07-14 00:26:48,722 INFO L899 garLoopResultBuilder]: For program point L2820(lines 2820 2823) no Hoare annotation was computed. [2022-07-14 00:26:48,722 INFO L899 garLoopResultBuilder]: For program point L2820-2(lines 2820 2823) no Hoare annotation was computed. [2022-07-14 00:26:48,725 INFO L895 garLoopResultBuilder]: At program point L2804(lines 2731 2806) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-14 00:26:48,725 INFO L899 garLoopResultBuilder]: For program point L2837(lines 2837 2841) no Hoare annotation was computed. [2022-07-14 00:26:48,726 INFO L895 garLoopResultBuilder]: At program point L2771(lines 2746 2805) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-14 00:26:48,726 INFO L899 garLoopResultBuilder]: For program point L2837-2(lines 2837 2841) no Hoare annotation was computed. [2022-07-14 00:26:48,726 INFO L899 garLoopResultBuilder]: For program point L2953(lines 2953 2986) no Hoare annotation was computed. [2022-07-14 00:26:48,726 INFO L899 garLoopResultBuilder]: For program point L2788(lines 2788 2791) no Hoare annotation was computed. [2022-07-14 00:26:48,726 INFO L895 garLoopResultBuilder]: At program point L3003(lines 2999 3005) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-14 00:26:48,726 INFO L899 garLoopResultBuilder]: For program point L2937(line 2937) no Hoare annotation was computed. [2022-07-14 00:26:48,726 INFO L899 garLoopResultBuilder]: For program point L2921(lines 2921 2990) no Hoare annotation was computed. [2022-07-14 00:26:48,726 INFO L902 garLoopResultBuilder]: At program point L3103(lines 3102 3104) the Hoare annotation is: true [2022-07-14 00:26:48,726 INFO L899 garLoopResultBuilder]: For program point L2938(lines 2938 2943) no Hoare annotation was computed. [2022-07-14 00:26:48,727 INFO L899 garLoopResultBuilder]: For program point L2988(line 2988) no Hoare annotation was computed. [2022-07-14 00:26:48,727 INFO L899 garLoopResultBuilder]: For program point L2922(line 2922) no Hoare annotation was computed. [2022-07-14 00:26:48,727 INFO L899 garLoopResultBuilder]: For program point L2955(lines 2955 2983) no Hoare annotation was computed. [2022-07-14 00:26:48,727 INFO L902 garLoopResultBuilder]: At program point L2889(lines 2885 2891) the Hoare annotation is: true [2022-07-14 00:26:48,727 INFO L899 garLoopResultBuilder]: For program point L2625-1(line 2625) no Hoare annotation was computed. [2022-07-14 00:26:48,727 INFO L895 garLoopResultBuilder]: At program point L2625(line 2625) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-14 00:26:48,727 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-14 00:26:48,727 INFO L899 garLoopResultBuilder]: For program point L2939-1(line 2939) no Hoare annotation was computed. [2022-07-14 00:26:48,728 INFO L902 garLoopResultBuilder]: At program point L2939(line 2939) the Hoare annotation is: true [2022-07-14 00:26:48,728 INFO L899 garLoopResultBuilder]: For program point L2956(line 2956) no Hoare annotation was computed. [2022-07-14 00:26:48,728 INFO L902 garLoopResultBuilder]: At program point L2989(line 2989) the Hoare annotation is: true [2022-07-14 00:26:48,728 INFO L899 garLoopResultBuilder]: For program point L2923(lines 2923 2950) no Hoare annotation was computed. [2022-07-14 00:26:48,728 INFO L895 garLoopResultBuilder]: At program point L2775(lines 2746 2805) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-14 00:26:48,728 INFO L895 garLoopResultBuilder]: At program point L2478(lines 2474 2480) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-14 00:26:48,729 INFO L899 garLoopResultBuilder]: For program point L2957(lines 2957 2962) no Hoare annotation was computed. [2022-07-14 00:26:48,729 INFO L899 garLoopResultBuilder]: For program point L2825(lines 2825 2829) no Hoare annotation was computed. [2022-07-14 00:26:48,729 INFO L899 garLoopResultBuilder]: For program point L2627(lines 2627 2630) no Hoare annotation was computed. [2022-07-14 00:26:48,729 INFO L899 garLoopResultBuilder]: For program point L2776(lines 2776 2779) no Hoare annotation was computed. [2022-07-14 00:26:48,729 INFO L895 garLoopResultBuilder]: At program point L2991(lines 2912 2996) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-14 00:26:48,729 INFO L899 garLoopResultBuilder]: For program point L2925(lines 2925 2947) no Hoare annotation was computed. [2022-07-14 00:26:48,729 INFO L895 garLoopResultBuilder]: At program point L3074(lines 3073 3075) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-14 00:26:48,729 INFO L895 garLoopResultBuilder]: At program point L3107(lines 3106 3108) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-14 00:26:48,729 INFO L899 garLoopResultBuilder]: For program point ax_removeFINAL(lines 2852 2859) no Hoare annotation was computed. [2022-07-14 00:26:48,730 INFO L899 garLoopResultBuilder]: For program point L2855-1(line 2855) no Hoare annotation was computed. [2022-07-14 00:26:48,730 INFO L902 garLoopResultBuilder]: At program point ax_removeENTRY(lines 2852 2859) the Hoare annotation is: true [2022-07-14 00:26:48,730 INFO L902 garLoopResultBuilder]: At program point L2855(line 2855) the Hoare annotation is: true [2022-07-14 00:26:48,730 INFO L899 garLoopResultBuilder]: For program point ax_removeEXIT(lines 2852 2859) no Hoare annotation was computed. [2022-07-14 00:26:48,730 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~intEXIT(line -1) no Hoare annotation was computed. [2022-07-14 00:26:48,730 INFO L902 garLoopResultBuilder]: At program point ##fun~$Pointer$~TO~intENTRY(line -1) the Hoare annotation is: true [2022-07-14 00:26:48,730 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~intFINAL(line -1) no Hoare annotation was computed. [2022-07-14 00:26:48,733 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1] [2022-07-14 00:26:48,734 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-14 00:26:48,753 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 12:26:48 BoogieIcfgContainer [2022-07-14 00:26:48,753 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-14 00:26:48,754 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-14 00:26:48,754 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-14 00:26:48,754 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-14 00:26:48,754 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 12:26:47" (3/4) ... [2022-07-14 00:26:48,757 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-14 00:26:48,761 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2022-07-14 00:26:48,761 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_request [2022-07-14 00:26:48,761 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2022-07-14 00:26:48,761 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2022-07-14 00:26:48,761 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2022-07-14 00:26:48,761 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_stop [2022-07-14 00:26:48,761 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ax_remove [2022-07-14 00:26:48,762 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-07-14 00:26:48,762 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_close [2022-07-14 00:26:48,762 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~int [2022-07-14 00:26:48,773 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 75 nodes and edges [2022-07-14 00:26:48,774 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2022-07-14 00:26:48,775 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-07-14 00:26:48,775 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-14 00:26:48,776 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-14 00:26:48,776 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-14 00:26:48,859 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-14 00:26:48,859 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-14 00:26:48,860 INFO L158 Benchmark]: Toolchain (without parser) took 2594.58ms. Allocated memory was 111.1MB in the beginning and 165.7MB in the end (delta: 54.5MB). Free memory was 82.1MB in the beginning and 69.4MB in the end (delta: 12.7MB). Peak memory consumption was 67.2MB. Max. memory is 16.1GB. [2022-07-14 00:26:48,860 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 81.8MB. Free memory is still 44.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-14 00:26:48,860 INFO L158 Benchmark]: CACSL2BoogieTranslator took 708.76ms. Allocated memory was 111.1MB in the beginning and 165.7MB in the end (delta: 54.5MB). Free memory was 82.1MB in the beginning and 127.5MB in the end (delta: -45.4MB). Peak memory consumption was 43.7MB. Max. memory is 16.1GB. [2022-07-14 00:26:48,860 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.14ms. Allocated memory is still 165.7MB. Free memory was 127.5MB in the beginning and 123.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-07-14 00:26:48,860 INFO L158 Benchmark]: Boogie Preprocessor took 31.24ms. Allocated memory is still 165.7MB. Free memory was 123.3MB in the beginning and 119.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-07-14 00:26:48,861 INFO L158 Benchmark]: RCFGBuilder took 692.55ms. Allocated memory is still 165.7MB. Free memory was 119.1MB in the beginning and 83.5MB in the end (delta: 35.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2022-07-14 00:26:48,861 INFO L158 Benchmark]: TraceAbstraction took 987.94ms. Allocated memory is still 165.7MB. Free memory was 83.5MB in the beginning and 79.9MB in the end (delta: 3.6MB). Peak memory consumption was 2.5MB. Max. memory is 16.1GB. [2022-07-14 00:26:48,861 INFO L158 Benchmark]: Witness Printer took 105.40ms. Allocated memory is still 165.7MB. Free memory was 79.9MB in the beginning and 69.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-07-14 00:26:48,862 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 81.8MB. Free memory is still 44.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 708.76ms. Allocated memory was 111.1MB in the beginning and 165.7MB in the end (delta: 54.5MB). Free memory was 82.1MB in the beginning and 127.5MB in the end (delta: -45.4MB). Peak memory consumption was 43.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.14ms. Allocated memory is still 165.7MB. Free memory was 127.5MB in the beginning and 123.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.24ms. Allocated memory is still 165.7MB. Free memory was 123.3MB in the beginning and 119.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 692.55ms. Allocated memory is still 165.7MB. Free memory was 119.1MB in the beginning and 83.5MB in the end (delta: 35.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * TraceAbstraction took 987.94ms. Allocated memory is still 165.7MB. Free memory was 83.5MB in the beginning and 79.9MB in the end (delta: 3.6MB). Peak memory consumption was 2.5MB. Max. memory is 16.1GB. * Witness Printer took 105.40ms. Allocated memory is still 165.7MB. Free memory was 79.9MB in the beginning and 69.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. 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: 0.9s, OverallIterations: 2, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 172 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 167 mSDsluCounter, 574 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 300 mSDsCounter, 27 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 76 IncrementalHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 27 mSolverCounterUnsat, 274 mSDtfsCounter, 76 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 19 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=136occurred in iteration=0, InterpolantAutomatonStates: 9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 57 LocationsWithAnnotation, 97 PreInvPairs, 145 NumberOfFragments, 135 HoareAnnotationTreeSize, 97 FomulaSimplifications, 24 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 57 FomulaSimplificationsInter, 59 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 92 NumberOfCodeBlocks, 92 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 90 ConstructedInterpolants, 0 QuantifiedInterpolants, 205 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 6/6 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 2877]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2612]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3095]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2905]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2484]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3106]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3115]: Loop Invariant Derived loop invariant: ldv_spin == 0 && ldv_state_variable_1 == 0 - InvariantResult [Line: 2912]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2746]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2474]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2912]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3102]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2746]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2559]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2807]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2746]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3076]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2999]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3092]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2896]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3073]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2620]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2885]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3008]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3099]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2647]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2746]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3112]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2746]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2566]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2731]: Loop Invariant Derived loop invariant: ldv_spin == 0 RESULT: Ultimate proved your program to be correct! [2022-07-14 00:26:48,894 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE