./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 f470102c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 88eb0780a1fcc66f093321cc08a983382a0b6842 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-11-28 19:14:34,974 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 19:14:34,978 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 19:14:34,998 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 19:14:34,998 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 19:14:35,001 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 19:14:35,003 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 19:14:35,016 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 19:14:35,018 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 19:14:35,021 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 19:14:35,023 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 19:14:35,025 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 19:14:35,026 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 19:14:35,030 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 19:14:35,032 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 19:14:35,034 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 19:14:35,036 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 19:14:35,039 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 19:14:35,042 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 19:14:35,048 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 19:14:35,053 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 19:14:35,056 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 19:14:35,059 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 19:14:35,061 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 19:14:35,065 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 19:14:35,066 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 19:14:35,066 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 19:14:35,068 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 19:14:35,069 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 19:14:35,070 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 19:14:35,070 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 19:14:35,071 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 19:14:35,072 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 19:14:35,073 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 19:14:35,075 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 19:14:35,075 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 19:14:35,076 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 19:14:35,076 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 19:14:35,077 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 19:14:35,079 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 19:14:35,080 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 19:14:35,081 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-28 19:14:35,098 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 19:14:35,099 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 19:14:35,100 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 19:14:35,101 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 19:14:35,101 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 19:14:35,101 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 19:14:35,102 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 19:14:35,102 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 19:14:35,102 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 19:14:35,102 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 19:14:35,103 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 19:14:35,103 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 19:14:35,103 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 19:14:35,104 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 19:14:35,104 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 19:14:35,104 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 19:14:35,105 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 19:14:35,105 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 19:14:35,105 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 19:14:35,106 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 19:14:35,106 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 19:14:35,106 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 19:14:35,106 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 19:14:35,107 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 19:14:35,107 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 19:14:35,107 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 19:14:35,108 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 19:14:35,108 INFO L138 SettingsManager]: * To the following directory=dump/ 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(__VERIFIER_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 -> 88eb0780a1fcc66f093321cc08a983382a0b6842 [2019-11-28 19:14:35,423 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 19:14:35,446 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 19:14:35,450 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 19:14:35,451 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 19:14:35,452 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 19:14:35,453 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i [2019-11-28 19:14:35,538 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/209a3a3d3/79a1021e8c294a6dac4a3203654dfae4/FLAG69d8c6bd2 [2019-11-28 19:14:36,267 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 19:14:36,268 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i [2019-11-28 19:14:36,313 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/209a3a3d3/79a1021e8c294a6dac4a3203654dfae4/FLAG69d8c6bd2 [2019-11-28 19:14:36,417 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/209a3a3d3/79a1021e8c294a6dac4a3203654dfae4 [2019-11-28 19:14:36,420 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 19:14:36,421 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 19:14:36,422 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 19:14:36,422 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 19:14:36,426 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 19:14:36,427 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:14:36" (1/1) ... [2019-11-28 19:14:36,430 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48cfb0ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:14:36, skipping insertion in model container [2019-11-28 19:14:36,430 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:14:36" (1/1) ... [2019-11-28 19:14:36,436 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 19:14:36,528 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 19:14:37,029 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2384] [2019-11-28 19:14:37,032 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2385-2386] [2019-11-28 19:14:37,481 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 19:14:37,514 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 19:14:37,616 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2384] [2019-11-28 19:14:37,617 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2385-2386] [2019-11-28 19:14:37,724 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 19:14:37,778 INFO L208 MainTranslator]: Completed translation [2019-11-28 19:14:37,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:14:37 WrapperNode [2019-11-28 19:14:37,779 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 19:14:37,780 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 19:14:37,780 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 19:14:37,780 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 19:14:37,790 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:14:37" (1/1) ... [2019-11-28 19:14:37,822 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:14:37" (1/1) ... [2019-11-28 19:14:37,871 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 19:14:37,872 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 19:14:37,872 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 19:14:37,872 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 19:14:37,898 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:14:37" (1/1) ... [2019-11-28 19:14:37,898 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:14:37" (1/1) ... [2019-11-28 19:14:37,925 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:14:37" (1/1) ... [2019-11-28 19:14:37,929 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:14:37" (1/1) ... [2019-11-28 19:14:37,970 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:14:37" (1/1) ... [2019-11-28 19:14:37,982 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:14:37" (1/1) ... [2019-11-28 19:14:37,993 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:14:37" (1/1) ... [2019-11-28 19:14:38,002 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 19:14:38,005 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 19:14:38,007 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 19:14:38,008 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 19:14:38,012 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:14:37" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 19:14:38,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-28 19:14:38,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 19:14:38,142 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-11-28 19:14:38,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-11-28 19:14:38,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-28 19:14:38,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-28 19:14:38,143 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_stop [2019-11-28 19:14:38,146 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_stop [2019-11-28 19:14:38,147 INFO L130 BoogieDeclarations]: Found specification of procedure ax_remove [2019-11-28 19:14:38,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ax_remove [2019-11-28 19:14:38,148 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 19:14:38,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-28 19:14:38,149 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_close [2019-11-28 19:14:38,149 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_close [2019-11-28 19:14:38,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-28 19:14:38,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-28 19:14:38,150 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-28 19:14:38,151 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 19:14:38,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 19:14:39,603 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 19:14:39,603 INFO L287 CfgBuilder]: Removed 71 assume(true) statements. [2019-11-28 19:14:39,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:14:39 BoogieIcfgContainer [2019-11-28 19:14:39,605 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 19:14:39,606 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 19:14:39,607 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 19:14:39,610 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 19:14:39,611 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 07:14:36" (1/3) ... [2019-11-28 19:14:39,612 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4074a023 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 07:14:39, skipping insertion in model container [2019-11-28 19:14:39,612 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:14:37" (2/3) ... [2019-11-28 19:14:39,613 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4074a023 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 07:14:39, skipping insertion in model container [2019-11-28 19:14:39,613 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:14:39" (3/3) ... [2019-11-28 19:14:39,615 INFO L109 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i [2019-11-28 19:14:39,625 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 19:14:39,633 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-28 19:14:39,643 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-28 19:14:39,664 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 19:14:39,665 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 19:14:39,665 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 19:14:39,665 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 19:14:39,665 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 19:14:39,666 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 19:14:39,666 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 19:14:39,666 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 19:14:39,688 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states. [2019-11-28 19:14:39,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-28 19:14:39,697 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 19:14:39,698 INFO L410 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] [2019-11-28 19:14:39,699 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 19:14:39,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 19:14:39,706 INFO L82 PathProgramCache]: Analyzing trace with hash -1682427147, now seen corresponding path program 1 times [2019-11-28 19:14:39,716 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 19:14:39,716 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [450576056] [2019-11-28 19:14:39,717 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 19:14:39,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 19:14:40,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 19:14:40,159 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [450576056] [2019-11-28 19:14:40,160 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 19:14:40,161 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 19:14:40,162 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1764403060] [2019-11-28 19:14:40,169 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 19:14:40,170 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 19:14:40,185 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 19:14:40,186 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 19:14:40,190 INFO L87 Difference]: Start difference. First operand 110 states. Second operand 3 states. [2019-11-28 19:14:40,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 19:14:40,315 INFO L93 Difference]: Finished difference Result 210 states and 290 transitions. [2019-11-28 19:14:40,315 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 19:14:40,317 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2019-11-28 19:14:40,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 19:14:40,329 INFO L225 Difference]: With dead ends: 210 [2019-11-28 19:14:40,329 INFO L226 Difference]: Without dead ends: 93 [2019-11-28 19:14:40,334 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 19:14:40,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2019-11-28 19:14:40,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2019-11-28 19:14:40,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2019-11-28 19:14:40,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 127 transitions. [2019-11-28 19:14:40,383 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 127 transitions. Word has length 28 [2019-11-28 19:14:40,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 19:14:40,384 INFO L462 AbstractCegarLoop]: Abstraction has 93 states and 127 transitions. [2019-11-28 19:14:40,384 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 19:14:40,384 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 127 transitions. [2019-11-28 19:14:40,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-28 19:14:40,387 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 19:14:40,387 INFO L410 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 19:14:40,388 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 19:14:40,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 19:14:40,389 INFO L82 PathProgramCache]: Analyzing trace with hash -1738842150, now seen corresponding path program 1 times [2019-11-28 19:14:40,389 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 19:14:40,389 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1528472576] [2019-11-28 19:14:40,390 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 19:14:40,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 19:14:40,620 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-28 19:14:40,621 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1528472576] [2019-11-28 19:14:40,621 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 19:14:40,621 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 19:14:40,622 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1765759071] [2019-11-28 19:14:40,623 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 19:14:40,624 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 19:14:40,624 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 19:14:40,626 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 19:14:40,626 INFO L87 Difference]: Start difference. First operand 93 states and 127 transitions. Second operand 3 states. [2019-11-28 19:14:40,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 19:14:40,642 INFO L93 Difference]: Finished difference Result 93 states and 127 transitions. [2019-11-28 19:14:40,642 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 19:14:40,643 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 41 [2019-11-28 19:14:40,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 19:14:40,644 INFO L225 Difference]: With dead ends: 93 [2019-11-28 19:14:40,644 INFO L226 Difference]: Without dead ends: 0 [2019-11-28 19:14:40,645 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 19:14:40,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-28 19:14:40,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-28 19:14:40,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-28 19:14:40,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-28 19:14:40,647 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 41 [2019-11-28 19:14:40,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 19:14:40,648 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 19:14:40,648 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 19:14:40,648 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-28 19:14:40,648 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-28 19:14:40,651 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-28 19:14:40,801 INFO L246 CegarLoopResult]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2019-11-28 19:14:40,801 INFO L249 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2019-11-28 19:14:40,801 INFO L249 CegarLoopResult]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: true [2019-11-28 19:14:40,801 INFO L246 CegarLoopResult]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2019-11-28 19:14:40,802 INFO L246 CegarLoopResult]: For program point L2942(line 2942) no Hoare annotation was computed. [2019-11-28 19:14:40,803 INFO L246 CegarLoopResult]: For program point L2909(lines 2909 2936) no Hoare annotation was computed. [2019-11-28 19:14:40,803 INFO L242 CegarLoopResult]: At program point L2761(lines 2732 2791) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-11-28 19:14:40,803 INFO L246 CegarLoopResult]: For program point L2943(lines 2943 2948) no Hoare annotation was computed. [2019-11-28 19:14:40,803 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-28 19:14:40,805 INFO L246 CegarLoopResult]: For program point L2811(lines 2811 2815) no Hoare annotation was computed. [2019-11-28 19:14:40,805 INFO L246 CegarLoopResult]: For program point L2613(lines 2613 2616) no Hoare annotation was computed. [2019-11-28 19:14:40,805 INFO L246 CegarLoopResult]: For program point L2762(lines 2762 2765) no Hoare annotation was computed. [2019-11-28 19:14:40,806 INFO L242 CegarLoopResult]: At program point L2977(lines 2898 2982) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-11-28 19:14:40,806 INFO L246 CegarLoopResult]: For program point L2911(lines 2911 2933) no Hoare annotation was computed. [2019-11-28 19:14:40,807 INFO L249 CegarLoopResult]: At program point L2548(lines 2547 2550) the Hoare annotation is: true [2019-11-28 19:14:40,808 INFO L242 CegarLoopResult]: At program point L3060(lines 3059 3061) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-11-28 19:14:40,809 INFO L242 CegarLoopResult]: At program point L3093(lines 3092 3094) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-11-28 19:14:40,809 INFO L249 CegarLoopResult]: At program point L2548-2(lines 2547 2550) the Hoare annotation is: true [2019-11-28 19:14:40,809 INFO L249 CegarLoopResult]: At program point L2548-1(lines 2547 2550) the Hoare annotation is: true [2019-11-28 19:14:40,810 INFO L249 CegarLoopResult]: At program point L2961(lines 1 3114) the Hoare annotation is: true [2019-11-28 19:14:40,810 INFO L246 CegarLoopResult]: For program point L2829(lines 2829 2834) no Hoare annotation was computed. [2019-11-28 19:14:40,810 INFO L242 CegarLoopResult]: At program point L2763(lines 2732 2791) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-11-28 19:14:40,811 INFO L246 CegarLoopResult]: For program point L2912(line 2912) no Hoare annotation was computed. [2019-11-28 19:14:40,811 INFO L246 CegarLoopResult]: For program point L2780(lines 2780 2783) no Hoare annotation was computed. [2019-11-28 19:14:40,812 INFO L242 CegarLoopResult]: At program point L2467(lines 2463 2469) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-11-28 19:14:40,812 INFO L246 CegarLoopResult]: For program point L2913(lines 2913 2921) no Hoare annotation was computed. [2019-11-28 19:14:40,812 INFO L242 CegarLoopResult]: At program point L2781(lines 2732 2791) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-11-28 19:14:40,812 INFO L246 CegarLoopResult]: For program point L2831-1(line 2831) no Hoare annotation was computed. [2019-11-28 19:14:40,812 INFO L249 CegarLoopResult]: At program point L2831(line 2831) the Hoare annotation is: true [2019-11-28 19:14:40,813 INFO L246 CegarLoopResult]: For program point L3112(lines 3112 3114) no Hoare annotation was computed. [2019-11-28 19:14:40,813 INFO L242 CegarLoopResult]: At program point L3079(lines 3078 3080) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-11-28 19:14:40,813 INFO L242 CegarLoopResult]: At program point L2518(lines 2505 2521) the Hoare annotation is: (and (= ~ldv_state_variable_1~0 0) (= ~ldv_spin~0 0)) [2019-11-28 19:14:40,813 INFO L242 CegarLoopResult]: At program point L3063(lines 1 3114) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-11-28 19:14:40,814 INFO L246 CegarLoopResult]: For program point L2997(lines 2997 3000) no Hoare annotation was computed. [2019-11-28 19:14:40,814 INFO L242 CegarLoopResult]: At program point L2518-1(lines 2505 2521) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-11-28 19:14:40,814 INFO L246 CegarLoopResult]: For program point L2931(line 2931) no Hoare annotation was computed. [2019-11-28 19:14:40,814 INFO L246 CegarLoopResult]: For program point L2766(line 2766) no Hoare annotation was computed. [2019-11-28 19:14:40,815 INFO L246 CegarLoopResult]: For program point L2766-2(lines 2766 2771) no Hoare annotation was computed. [2019-11-28 19:14:40,816 INFO L249 CegarLoopResult]: At program point L2981(lines 2891 2983) the Hoare annotation is: true [2019-11-28 19:14:40,816 INFO L246 CegarLoopResult]: For program point L2915(lines 2915 2919) no Hoare annotation was computed. [2019-11-28 19:14:40,816 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-28 19:14:40,817 INFO L246 CegarLoopResult]: For program point L2618(lines 2618 2621) no Hoare annotation was computed. [2019-11-28 19:14:40,817 INFO L246 CegarLoopResult]: For program point L2618-2(lines 2618 2621) no Hoare annotation was computed. [2019-11-28 19:14:40,817 INFO L246 CegarLoopResult]: For program point L2817(lines 2817 2821) no Hoare annotation was computed. [2019-11-28 19:14:40,817 INFO L246 CegarLoopResult]: For program point L2652(lines 2652 2657) no Hoare annotation was computed. [2019-11-28 19:14:40,817 INFO L246 CegarLoopResult]: For program point L2619-1(line 2619) no Hoare annotation was computed. [2019-11-28 19:14:40,818 INFO L249 CegarLoopResult]: At program point L2619(line 2619) the Hoare annotation is: true [2019-11-28 19:14:40,818 INFO L242 CegarLoopResult]: At program point L2603(lines 2598 2605) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-11-28 19:14:40,818 INFO L246 CegarLoopResult]: For program point L2950(line 2950) no Hoare annotation was computed. [2019-11-28 19:14:40,818 INFO L246 CegarLoopResult]: For program point L2967(line 2967) no Hoare annotation was computed. [2019-11-28 19:14:40,819 INFO L242 CegarLoopResult]: At program point L2868(lines 2863 2870) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-11-28 19:14:40,819 INFO L242 CegarLoopResult]: At program point L2835(lines 2793 2837) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-11-28 19:14:40,819 INFO L242 CegarLoopResult]: At program point L2538(lines 2994 3003) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-11-28 19:14:40,819 INFO L246 CegarLoopResult]: For program point L2951(lines 2951 2965) no Hoare annotation was computed. [2019-11-28 19:14:40,820 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-28 19:14:40,820 INFO L242 CegarLoopResult]: At program point L2555(lines 2552 2557) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-11-28 19:14:40,820 INFO L242 CegarLoopResult]: At program point L2638(lines 2633 2640) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-11-28 19:14:40,822 INFO L242 CegarLoopResult]: At program point L2622(lines 2606 2624) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-11-28 19:14:40,822 INFO L242 CegarLoopResult]: At program point L2953-1(lines 2951 2964) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-11-28 19:14:40,824 INFO L246 CegarLoopResult]: For program point L2953(lines 2953 2958) no Hoare annotation was computed. [2019-11-28 19:14:40,824 INFO L242 CegarLoopResult]: At program point L2755(lines 2732 2791) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-11-28 19:14:40,825 INFO L242 CegarLoopResult]: At program point L3102(lines 3101 3103) the Hoare annotation is: (and (= ~ldv_state_variable_1~0 0) (= ~ldv_spin~0 0)) [2019-11-28 19:14:40,825 INFO L246 CegarLoopResult]: For program point L2739(lines 2739 2743) no Hoare annotation was computed. [2019-11-28 19:14:40,825 INFO L242 CegarLoopResult]: At program point L3086(lines 3085 3087) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-11-28 19:14:40,825 INFO L246 CegarLoopResult]: For program point L2541(line 2541) no Hoare annotation was computed. [2019-11-28 19:14:40,826 INFO L246 CegarLoopResult]: For program point L2756(lines 2756 2759) no Hoare annotation was computed. [2019-11-28 19:14:40,826 INFO L246 CegarLoopResult]: For program point L2938(line 2938) no Hoare annotation was computed. [2019-11-28 19:14:40,827 INFO L246 CegarLoopResult]: For program point L2806(lines 2806 2809) no Hoare annotation was computed. [2019-11-28 19:14:40,827 INFO L246 CegarLoopResult]: For program point L2806-2(lines 2806 2809) no Hoare annotation was computed. [2019-11-28 19:14:40,828 INFO L242 CegarLoopResult]: At program point L2476(lines 2473 2478) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-11-28 19:14:40,828 INFO L242 CegarLoopResult]: At program point L2790(lines 2717 2792) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-11-28 19:14:40,828 INFO L246 CegarLoopResult]: For program point L2823(lines 2823 2827) no Hoare annotation was computed. [2019-11-28 19:14:40,829 INFO L242 CegarLoopResult]: At program point L2757(lines 2732 2791) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-11-28 19:14:40,829 INFO L246 CegarLoopResult]: For program point L2823-2(lines 2823 2827) no Hoare annotation was computed. [2019-11-28 19:14:40,829 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-28 19:14:40,829 INFO L246 CegarLoopResult]: For program point L-1-1(line -1) no Hoare annotation was computed. [2019-11-28 19:14:40,830 INFO L246 CegarLoopResult]: For program point L-1-2(line -1) no Hoare annotation was computed. [2019-11-28 19:14:40,830 INFO L246 CegarLoopResult]: For program point L-1-3(line -1) no Hoare annotation was computed. [2019-11-28 19:14:40,830 INFO L246 CegarLoopResult]: For program point L-1-4(line -1) no Hoare annotation was computed. [2019-11-28 19:14:40,831 INFO L246 CegarLoopResult]: For program point L2939(lines 2939 2972) no Hoare annotation was computed. [2019-11-28 19:14:40,831 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 2542) no Hoare annotation was computed. [2019-11-28 19:14:40,831 INFO L246 CegarLoopResult]: For program point L2774(lines 2774 2777) no Hoare annotation was computed. [2019-11-28 19:14:40,831 INFO L242 CegarLoopResult]: At program point L2989(lines 2985 2991) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-11-28 19:14:40,832 INFO L246 CegarLoopResult]: For program point L2923(line 2923) no Hoare annotation was computed. [2019-11-28 19:14:40,832 INFO L246 CegarLoopResult]: For program point L2907(lines 2907 2976) no Hoare annotation was computed. [2019-11-28 19:14:40,832 INFO L249 CegarLoopResult]: At program point L3089(lines 1 3114) the Hoare annotation is: true [2019-11-28 19:14:40,832 INFO L246 CegarLoopResult]: For program point L2924(lines 2924 2929) no Hoare annotation was computed. [2019-11-28 19:14:40,833 INFO L246 CegarLoopResult]: For program point L2974(line 2974) no Hoare annotation was computed. [2019-11-28 19:14:40,833 INFO L246 CegarLoopResult]: For program point L2908(line 2908) no Hoare annotation was computed. [2019-11-28 19:14:40,833 INFO L246 CegarLoopResult]: For program point L2941(lines 2941 2969) no Hoare annotation was computed. [2019-11-28 19:14:40,833 INFO L246 CegarLoopResult]: For program point L2512(lines 2512 2519) no Hoare annotation was computed. [2019-11-28 19:14:40,834 INFO L246 CegarLoopResult]: For program point L2512-1(lines 2512 2519) no Hoare annotation was computed. [2019-11-28 19:14:40,834 INFO L246 CegarLoopResult]: For program point L2925-1(line 2925) no Hoare annotation was computed. [2019-11-28 19:14:40,834 INFO L249 CegarLoopResult]: At program point L2925(line 2925) the Hoare annotation is: true [2019-11-28 19:14:40,834 INFO L246 CegarLoopResult]: For program point hid_hw_stopFINAL(lines 2625 2632) no Hoare annotation was computed. [2019-11-28 19:14:40,834 INFO L249 CegarLoopResult]: At program point L3082(lines 3081 3083) the Hoare annotation is: true [2019-11-28 19:14:40,836 INFO L249 CegarLoopResult]: At program point hid_hw_stopENTRY(lines 2625 2632) the Hoare annotation is: true [2019-11-28 19:14:40,836 INFO L246 CegarLoopResult]: For program point L2629-1(line 2629) no Hoare annotation was computed. [2019-11-28 19:14:40,836 INFO L246 CegarLoopResult]: For program point hid_hw_stopEXIT(lines 2625 2632) no Hoare annotation was computed. [2019-11-28 19:14:40,837 INFO L249 CegarLoopResult]: At program point L2629(line 2629) the Hoare annotation is: true [2019-11-28 19:14:40,837 INFO L246 CegarLoopResult]: For program point ax_removeFINAL(lines 2838 2845) no Hoare annotation was computed. [2019-11-28 19:14:40,837 INFO L246 CegarLoopResult]: For program point L2841-1(line 2841) no Hoare annotation was computed. [2019-11-28 19:14:40,837 INFO L249 CegarLoopResult]: At program point L2841(line 2841) the Hoare annotation is: true [2019-11-28 19:14:40,838 INFO L249 CegarLoopResult]: At program point ax_removeENTRY(lines 2838 2845) the Hoare annotation is: true [2019-11-28 19:14:40,838 INFO L246 CegarLoopResult]: For program point ax_removeEXIT(lines 2838 2845) no Hoare annotation was computed. [2019-11-28 19:14:40,839 INFO L249 CegarLoopResult]: At program point hid_hw_closeENTRY(lines 2641 2647) the Hoare annotation is: true [2019-11-28 19:14:40,839 INFO L246 CegarLoopResult]: For program point hid_hw_closeEXIT(lines 2641 2647) no Hoare annotation was computed. [2019-11-28 19:14:40,839 INFO L246 CegarLoopResult]: For program point hid_hw_closeFINAL(lines 2641 2647) no Hoare annotation was computed. [2019-11-28 19:14:40,841 INFO L249 CegarLoopResult]: At program point L2644(line 2644) the Hoare annotation is: true [2019-11-28 19:14:40,841 INFO L246 CegarLoopResult]: For program point L2644-1(line 2644) no Hoare annotation was computed. [2019-11-28 19:14:40,878 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 07:14:40 BoogieIcfgContainer [2019-11-28 19:14:40,878 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 19:14:40,879 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 19:14:40,879 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 19:14:40,879 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 19:14:40,880 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:14:39" (3/4) ... [2019-11-28 19:14:40,899 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-28 19:14:40,910 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2019-11-28 19:14:40,911 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_stop [2019-11-28 19:14:40,911 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ax_remove [2019-11-28 19:14:40,911 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_close [2019-11-28 19:14:40,925 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 55 nodes and edges [2019-11-28 19:14:40,926 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2019-11-28 19:14:40,928 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-28 19:14:40,929 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-28 19:14:40,930 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 19:14:41,117 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 19:14:41,117 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 19:14:41,120 INFO L168 Benchmark]: Toolchain (without parser) took 4697.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 945.6 MB in the beginning and 883.6 MB in the end (delta: 62.0 MB). Peak memory consumption was 205.2 MB. Max. memory is 11.5 GB. [2019-11-28 19:14:41,120 INFO L168 Benchmark]: CDTParser took 0.64 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 19:14:41,121 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1357.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -143.8 MB). Peak memory consumption was 33.2 MB. Max. memory is 11.5 GB. [2019-11-28 19:14:41,121 INFO L168 Benchmark]: Boogie Procedure Inliner took 91.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-28 19:14:41,122 INFO L168 Benchmark]: Boogie Preprocessor took 133.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-28 19:14:41,122 INFO L168 Benchmark]: RCFGBuilder took 1600.27 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 984.4 MB in the end (delta: 91.6 MB). Peak memory consumption was 91.6 MB. Max. memory is 11.5 GB. [2019-11-28 19:14:41,123 INFO L168 Benchmark]: TraceAbstraction took 1271.78 ms. Allocated memory is still 1.2 GB. Free memory was 984.4 MB in the beginning and 910.6 MB in the end (delta: 73.7 MB). Peak memory consumption was 73.7 MB. Max. memory is 11.5 GB. [2019-11-28 19:14:41,123 INFO L168 Benchmark]: Witness Printer took 238.51 ms. Allocated memory is still 1.2 GB. Free memory was 910.6 MB in the beginning and 883.6 MB in the end (delta: 27.1 MB). Peak memory consumption was 27.1 MB. Max. memory is 11.5 GB. [2019-11-28 19:14:41,126 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.64 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1357.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -143.8 MB). Peak memory consumption was 33.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 91.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 133.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1600.27 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 984.4 MB in the end (delta: 91.6 MB). Peak memory consumption was 91.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1271.78 ms. Allocated memory is still 1.2 GB. Free memory was 984.4 MB in the beginning and 910.6 MB in the end (delta: 73.7 MB). Peak memory consumption was 73.7 MB. Max. memory is 11.5 GB. * Witness Printer took 238.51 ms. Allocated memory is still 1.2 GB. Free memory was 910.6 MB in the beginning and 883.6 MB in the end (delta: 27.1 MB). Peak memory consumption was 27.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 2542]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 2732]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3085]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2633]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2985]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2598]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3092]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2606]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2732]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3078]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2732]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2951]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2717]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2732]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3081]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2463]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2732]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2505]: Loop Invariant Derived loop invariant: ldv_state_variable_1 == 0 && ldv_spin == 0 - InvariantResult [Line: 2898]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2473]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2994]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2505]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2547]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2793]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3101]: Loop Invariant Derived loop invariant: ldv_state_variable_1 == 0 && ldv_spin == 0 - InvariantResult [Line: 2547]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3059]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2863]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2547]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2552]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2891]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 110 locations, 1 error locations. Result: SAFE, OverallTime: 0.9s, OverallIterations: 2, TraceHistogramMax: 2, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, HoareTripleCheckerStatistics: 229 SDtfs, 99 SDslu, 115 SDs, 0 SdLazy, 9 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=110occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 65 PreInvPairs, 107 NumberOfFragments, 104 HoareAnnotationTreeSize, 65 FomulaSimplifications, 32 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 44 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 69 NumberOfCodeBlocks, 69 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 67 ConstructedInterpolants, 0 QuantifiedInterpolants, 5611 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 2/2 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...