./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point_false-unreach-call.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0ed9222f Calling Ultimate with: 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 /storage/repos/svcomp/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point_false-unreach-call.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 d9f364b78094e0330e0c51afc40bdd9d9e61ee82 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: 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 /storage/repos/svcomp/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point_false-unreach-call.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.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 d9f364b78094e0330e0c51afc40bdd9d9e61ee82 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.1.24-0ed9222-m [2019-01-13 11:12:22,544 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-13 11:12:22,546 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-13 11:12:22,560 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-13 11:12:22,561 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-13 11:12:22,562 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-13 11:12:22,563 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-13 11:12:22,565 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-13 11:12:22,567 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-13 11:12:22,568 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-13 11:12:22,569 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-13 11:12:22,569 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-13 11:12:22,571 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-13 11:12:22,572 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-13 11:12:22,573 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-13 11:12:22,574 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-13 11:12:22,575 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-13 11:12:22,577 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-13 11:12:22,579 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-13 11:12:22,581 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-13 11:12:22,582 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-13 11:12:22,583 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-13 11:12:22,586 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-13 11:12:22,587 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-13 11:12:22,587 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-13 11:12:22,588 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-13 11:12:22,589 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-13 11:12:22,590 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-13 11:12:22,591 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-13 11:12:22,592 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-13 11:12:22,592 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-13 11:12:22,593 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-13 11:12:22,593 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-13 11:12:22,593 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-13 11:12:22,595 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-13 11:12:22,596 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-13 11:12:22,596 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-01-13 11:12:22,611 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-13 11:12:22,611 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-13 11:12:22,613 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-13 11:12:22,613 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-13 11:12:22,613 INFO L133 SettingsManager]: * Use SBE=true [2019-01-13 11:12:22,614 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-13 11:12:22,614 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-13 11:12:22,614 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-13 11:12:22,614 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-13 11:12:22,615 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-13 11:12:22,615 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-13 11:12:22,615 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-13 11:12:22,615 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-13 11:12:22,615 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-13 11:12:22,615 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-13 11:12:22,617 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-13 11:12:22,617 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-13 11:12:22,617 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-13 11:12:22,617 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-13 11:12:22,617 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-13 11:12:22,617 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-13 11:12:22,618 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-13 11:12:22,618 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-13 11:12:22,619 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-13 11:12:22,619 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-13 11:12:22,619 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-01-13 11:12:22,619 INFO L133 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 -> d9f364b78094e0330e0c51afc40bdd9d9e61ee82 [2019-01-13 11:12:22,656 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-13 11:12:22,674 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-13 11:12:22,681 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-13 11:12:22,682 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-13 11:12:22,683 INFO L276 PluginConnector]: CDTParser initialized [2019-01-13 11:12:22,684 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point_false-unreach-call.cil.out.i [2019-01-13 11:12:22,754 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3291c988a/6b9a5b1fa2e44d219abfa55882032648/FLAG772465286 [2019-01-13 11:12:23,489 INFO L307 CDTParser]: Found 1 translation units. [2019-01-13 11:12:23,490 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point_false-unreach-call.cil.out.i [2019-01-13 11:12:23,519 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3291c988a/6b9a5b1fa2e44d219abfa55882032648/FLAG772465286 [2019-01-13 11:12:23,553 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3291c988a/6b9a5b1fa2e44d219abfa55882032648 [2019-01-13 11:12:23,556 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-13 11:12:23,557 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-13 11:12:23,559 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-13 11:12:23,559 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-13 11:12:23,564 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-13 11:12:23,565 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.01 11:12:23" (1/1) ... [2019-01-13 11:12:23,568 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27e5878a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:12:23, skipping insertion in model container [2019-01-13 11:12:23,568 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.01 11:12:23" (1/1) ... [2019-01-13 11:12:23,576 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-13 11:12:23,669 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-13 11:12:24,540 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-13 11:12:24,578 INFO L191 MainTranslator]: Completed pre-run [2019-01-13 11:12:24,802 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-13 11:12:24,868 INFO L195 MainTranslator]: Completed translation [2019-01-13 11:12:24,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:12:24 WrapperNode [2019-01-13 11:12:24,869 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-13 11:12:24,871 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-13 11:12:24,871 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-13 11:12:24,871 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-13 11:12:24,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:12:24" (1/1) ... [2019-01-13 11:12:24,925 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:12:24" (1/1) ... [2019-01-13 11:12:25,008 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-13 11:12:25,011 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-13 11:12:25,011 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-13 11:12:25,011 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-13 11:12:25,023 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:12:24" (1/1) ... [2019-01-13 11:12:25,023 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:12:24" (1/1) ... [2019-01-13 11:12:25,049 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:12:24" (1/1) ... [2019-01-13 11:12:25,049 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:12:24" (1/1) ... [2019-01-13 11:12:25,097 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:12:24" (1/1) ... [2019-01-13 11:12:25,111 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:12:24" (1/1) ... [2019-01-13 11:12:25,123 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:12:24" (1/1) ... [2019-01-13 11:12:25,135 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-13 11:12:25,135 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-13 11:12:25,135 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-13 11:12:25,136 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-13 11:12:25,137 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:12:24" (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 [2019-01-13 11:12:25,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-01-13 11:12:25,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-13 11:12:25,212 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-01-13 11:12:25,212 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-01-13 11:12:25,212 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-13 11:12:25,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-01-13 11:12:25,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-01-13 11:12:25,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-01-13 11:12:25,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-01-13 11:12:25,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-13 11:12:25,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-13 11:12:27,746 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-13 11:12:27,747 INFO L286 CfgBuilder]: Removed 182 assue(true) statements. [2019-01-13 11:12:27,749 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 11:12:27 BoogieIcfgContainer [2019-01-13 11:12:27,749 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-13 11:12:27,754 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-13 11:12:27,754 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-13 11:12:27,759 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-13 11:12:27,759 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.01 11:12:23" (1/3) ... [2019-01-13 11:12:27,760 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b4f6066 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.01 11:12:27, skipping insertion in model container [2019-01-13 11:12:27,760 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:12:24" (2/3) ... [2019-01-13 11:12:27,760 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b4f6066 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.01 11:12:27, skipping insertion in model container [2019-01-13 11:12:27,761 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 11:12:27" (3/3) ... [2019-01-13 11:12:27,763 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point_false-unreach-call.cil.out.i [2019-01-13 11:12:27,771 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-13 11:12:27,778 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2019-01-13 11:12:27,794 INFO L257 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-01-13 11:12:27,825 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-13 11:12:27,826 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-13 11:12:27,826 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-13 11:12:27,826 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-13 11:12:27,827 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-13 11:12:27,827 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-13 11:12:27,827 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-13 11:12:27,827 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-13 11:12:27,827 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-13 11:12:27,852 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states. [2019-01-13 11:12:27,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-01-13 11:12:27,860 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 11:12:27,861 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 11:12:27,863 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 11:12:27,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 11:12:27,868 INFO L82 PathProgramCache]: Analyzing trace with hash 1062036117, now seen corresponding path program 1 times [2019-01-13 11:12:27,870 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 11:12:27,870 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 11:12:27,934 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 11:12:27,935 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 11:12:27,935 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 11:12:28,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 11:12:28,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 11:12:28,238 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 11:12:28,238 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-01-13 11:12:28,242 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-13 11:12:28,255 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-13 11:12:28,256 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-13 11:12:28,258 INFO L87 Difference]: Start difference. First operand 177 states. Second operand 3 states. [2019-01-13 11:12:28,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 11:12:28,489 INFO L93 Difference]: Finished difference Result 509 states and 730 transitions. [2019-01-13 11:12:28,490 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-13 11:12:28,491 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2019-01-13 11:12:28,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 11:12:28,507 INFO L225 Difference]: With dead ends: 509 [2019-01-13 11:12:28,507 INFO L226 Difference]: Without dead ends: 315 [2019-01-13 11:12:28,511 INFO L631 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 [2019-01-13 11:12:28,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 315 states. [2019-01-13 11:12:28,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 315 to 309. [2019-01-13 11:12:28,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 309 states. [2019-01-13 11:12:28,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 309 states and 433 transitions. [2019-01-13 11:12:28,575 INFO L78 Accepts]: Start accepts. Automaton has 309 states and 433 transitions. Word has length 13 [2019-01-13 11:12:28,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 11:12:28,576 INFO L480 AbstractCegarLoop]: Abstraction has 309 states and 433 transitions. [2019-01-13 11:12:28,576 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-13 11:12:28,576 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 433 transitions. [2019-01-13 11:12:28,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-01-13 11:12:28,578 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 11:12:28,578 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 11:12:28,579 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 11:12:28,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 11:12:28,579 INFO L82 PathProgramCache]: Analyzing trace with hash 1283320072, now seen corresponding path program 1 times [2019-01-13 11:12:28,579 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 11:12:28,580 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 11:12:28,590 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 11:12:28,590 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 11:12:28,590 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 11:12:28,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 11:12:28,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 11:12:28,716 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 11:12:28,716 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-01-13 11:12:28,718 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-13 11:12:28,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-13 11:12:28,719 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-13 11:12:28,719 INFO L87 Difference]: Start difference. First operand 309 states and 433 transitions. Second operand 3 states. [2019-01-13 11:12:28,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 11:12:28,823 INFO L93 Difference]: Finished difference Result 315 states and 437 transitions. [2019-01-13 11:12:28,824 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-13 11:12:28,825 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2019-01-13 11:12:28,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 11:12:28,830 INFO L225 Difference]: With dead ends: 315 [2019-01-13 11:12:28,830 INFO L226 Difference]: Without dead ends: 312 [2019-01-13 11:12:28,831 INFO L631 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 [2019-01-13 11:12:28,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 312 states. [2019-01-13 11:12:28,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 312 to 309. [2019-01-13 11:12:28,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 309 states. [2019-01-13 11:12:28,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 309 states and 432 transitions. [2019-01-13 11:12:28,880 INFO L78 Accepts]: Start accepts. Automaton has 309 states and 432 transitions. Word has length 20 [2019-01-13 11:12:28,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 11:12:28,880 INFO L480 AbstractCegarLoop]: Abstraction has 309 states and 432 transitions. [2019-01-13 11:12:28,880 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-13 11:12:28,881 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 432 transitions. [2019-01-13 11:12:28,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-01-13 11:12:28,883 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 11:12:28,883 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 11:12:28,884 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 11:12:28,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 11:12:28,884 INFO L82 PathProgramCache]: Analyzing trace with hash 1283379654, now seen corresponding path program 1 times [2019-01-13 11:12:28,884 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 11:12:28,885 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 11:12:28,893 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 11:12:28,893 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 11:12:28,893 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 11:12:28,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 11:12:29,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 11:12:29,010 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 11:12:29,011 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-13 11:12:29,011 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-13 11:12:29,011 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-13 11:12:29,011 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-13 11:12:29,012 INFO L87 Difference]: Start difference. First operand 309 states and 432 transitions. Second operand 3 states. [2019-01-13 11:12:29,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 11:12:29,111 INFO L93 Difference]: Finished difference Result 607 states and 854 transitions. [2019-01-13 11:12:29,112 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-13 11:12:29,112 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2019-01-13 11:12:29,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 11:12:29,115 INFO L225 Difference]: With dead ends: 607 [2019-01-13 11:12:29,115 INFO L226 Difference]: Without dead ends: 298 [2019-01-13 11:12:29,117 INFO L631 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 [2019-01-13 11:12:29,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 298 states. [2019-01-13 11:12:29,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 298 to 295. [2019-01-13 11:12:29,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 295 states. [2019-01-13 11:12:29,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 295 states and 411 transitions. [2019-01-13 11:12:29,143 INFO L78 Accepts]: Start accepts. Automaton has 295 states and 411 transitions. Word has length 20 [2019-01-13 11:12:29,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 11:12:29,143 INFO L480 AbstractCegarLoop]: Abstraction has 295 states and 411 transitions. [2019-01-13 11:12:29,144 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-13 11:12:29,144 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 411 transitions. [2019-01-13 11:12:29,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-01-13 11:12:29,147 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 11:12:29,147 INFO L402 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] [2019-01-13 11:12:29,147 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 11:12:29,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 11:12:29,148 INFO L82 PathProgramCache]: Analyzing trace with hash -1623215116, now seen corresponding path program 1 times [2019-01-13 11:12:29,148 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 11:12:29,148 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 11:12:29,154 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 11:12:29,155 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 11:12:29,155 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 11:12:29,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 11:12:29,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 11:12:29,236 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 11:12:29,237 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-01-13 11:12:29,237 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-13 11:12:29,238 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-13 11:12:29,238 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-13 11:12:29,238 INFO L87 Difference]: Start difference. First operand 295 states and 411 transitions. Second operand 3 states. [2019-01-13 11:12:29,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 11:12:29,455 INFO L93 Difference]: Finished difference Result 702 states and 982 transitions. [2019-01-13 11:12:29,456 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-13 11:12:29,456 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 23 [2019-01-13 11:12:29,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 11:12:29,459 INFO L225 Difference]: With dead ends: 702 [2019-01-13 11:12:29,459 INFO L226 Difference]: Without dead ends: 410 [2019-01-13 11:12:29,460 INFO L631 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 [2019-01-13 11:12:29,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 410 states. [2019-01-13 11:12:29,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 410 to 408. [2019-01-13 11:12:29,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 408 states. [2019-01-13 11:12:29,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 570 transitions. [2019-01-13 11:12:29,487 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 570 transitions. Word has length 23 [2019-01-13 11:12:29,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 11:12:29,488 INFO L480 AbstractCegarLoop]: Abstraction has 408 states and 570 transitions. [2019-01-13 11:12:29,488 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-13 11:12:29,488 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 570 transitions. [2019-01-13 11:12:29,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-01-13 11:12:29,492 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 11:12:29,492 INFO L402 BasicCegarLoop]: trace histogram [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] [2019-01-13 11:12:29,492 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 11:12:29,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 11:12:29,493 INFO L82 PathProgramCache]: Analyzing trace with hash 151930363, now seen corresponding path program 1 times [2019-01-13 11:12:29,493 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 11:12:29,493 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 11:12:29,498 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 11:12:29,498 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 11:12:29,498 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 11:12:29,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 11:12:29,783 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 11:12:29,783 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-13 11:12:29,784 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-01-13 11:12:29,811 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 11:12:29,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 11:12:29,959 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 11:12:30,060 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-01-13 11:12:30,088 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-01-13 11:12:30,088 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2019-01-13 11:12:30,089 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-01-13 11:12:30,089 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-01-13 11:12:30,089 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2019-01-13 11:12:30,089 INFO L87 Difference]: Start difference. First operand 408 states and 570 transitions. Second operand 7 states. [2019-01-13 11:12:30,538 WARN L181 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2019-01-13 11:12:31,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 11:12:31,856 INFO L93 Difference]: Finished difference Result 1888 states and 2646 transitions. [2019-01-13 11:12:31,858 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-01-13 11:12:31,858 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 38 [2019-01-13 11:12:31,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 11:12:31,870 INFO L225 Difference]: With dead ends: 1888 [2019-01-13 11:12:31,870 INFO L226 Difference]: Without dead ends: 1483 [2019-01-13 11:12:31,873 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2019-01-13 11:12:31,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1483 states. [2019-01-13 11:12:31,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1483 to 1160. [2019-01-13 11:12:31,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1160 states. [2019-01-13 11:12:31,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 1160 states and 1641 transitions. [2019-01-13 11:12:31,981 INFO L78 Accepts]: Start accepts. Automaton has 1160 states and 1641 transitions. Word has length 38 [2019-01-13 11:12:31,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 11:12:31,982 INFO L480 AbstractCegarLoop]: Abstraction has 1160 states and 1641 transitions. [2019-01-13 11:12:31,982 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-01-13 11:12:31,982 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 1641 transitions. [2019-01-13 11:12:31,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-01-13 11:12:31,987 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 11:12:31,987 INFO L402 BasicCegarLoop]: trace histogram [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] [2019-01-13 11:12:31,987 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 11:12:31,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 11:12:31,988 INFO L82 PathProgramCache]: Analyzing trace with hash -318138338, now seen corresponding path program 1 times [2019-01-13 11:12:31,988 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 11:12:31,988 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 11:12:31,995 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 11:12:31,995 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 11:12:31,996 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 11:12:32,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-13 11:12:32,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-13 11:12:32,226 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-01-13 11:12:32,256 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,258 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,259 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,260 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,260 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,261 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,263 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,264 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,265 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,265 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,266 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,266 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,268 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,269 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,269 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,271 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,272 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,272 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,273 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,274 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,275 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,275 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,277 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,278 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,278 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,278 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,280 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,281 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,281 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,281 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,283 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,284 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,284 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,285 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,286 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,287 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,288 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,288 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,288 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,289 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,289 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,290 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,292 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,292 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,293 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,294 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,294 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,294 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,296 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,296 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,296 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,297 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,298 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,298 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,299 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,299 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,299 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,301 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:32,402 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.01 11:12:32 BoogieIcfgContainer [2019-01-13 11:12:32,403 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-13 11:12:32,403 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-13 11:12:32,403 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-13 11:12:32,404 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-13 11:12:32,405 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 11:12:27" (3/4) ... [2019-01-13 11:12:32,411 INFO L147 WitnessPrinter]: No result that supports witness generation found [2019-01-13 11:12:32,411 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-13 11:12:32,412 INFO L168 Benchmark]: Toolchain (without parser) took 8855.89 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 239.1 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -178.7 MB). Peak memory consumption was 60.4 MB. Max. memory is 11.5 GB. [2019-01-13 11:12:32,415 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-13 11:12:32,417 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1310.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 160.4 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -168.8 MB). Peak memory consumption was 62.0 MB. Max. memory is 11.5 GB. [2019-01-13 11:12:32,420 INFO L168 Benchmark]: Boogie Procedure Inliner took 137.56 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: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2019-01-13 11:12:32,422 INFO L168 Benchmark]: Boogie Preprocessor took 126.31 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-01-13 11:12:32,424 INFO L168 Benchmark]: RCFGBuilder took 2617.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 86.9 MB). Peak memory consumption was 86.9 MB. Max. memory is 11.5 GB. [2019-01-13 11:12:32,426 INFO L168 Benchmark]: TraceAbstraction took 4648.94 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 78.6 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -124.0 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-01-13 11:12:32,428 INFO L168 Benchmark]: Witness Printer took 8.22 ms. Allocated memory is still 1.3 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-13 11:12:32,434 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1310.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 160.4 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -168.8 MB). Peak memory consumption was 62.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 137.56 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: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 126.31 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2617.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 86.9 MB). Peak memory consumption was 86.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 4648.94 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 78.6 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -124.0 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 8.22 ms. Allocated memory is still 1.3 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 3310]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of large string literal at line 2952, overapproximation of bitwiseOr at line 2665. Possible FailurePath: [L2759] int ldv_irq_1_2 = 0; [L2760] int LDV_IN_INTERRUPT = 1; [L2761] int ldv_irq_1_3 = 0; [L2762] void *ldv_irq_data_1_1 ; [L2763] int ldv_irq_1_1 = 0; [L2764] int ldv_irq_1_0 = 0; [L2765] int probed_2 = 0; [L2766] int ldv_irq_line_1_3 ; [L2767] void *ldv_irq_data_1_0 ; [L2768] int ldv_state_variable_0 ; [L2769] int ldv_irq_line_1_0 ; [L2770] int ldv_state_variable_2 ; [L2771] void *ldv_irq_data_1_3 ; [L2772] int ref_cnt ; [L2773] int ldv_irq_line_1_1 ; [L2774] struct platform_device *iio_interrupt_trigger_driver_group1 ; [L2775] void *ldv_irq_data_1_2 ; [L2776] int ldv_state_variable_1 ; [L2777] int ldv_irq_line_1_2 ; [L2874] static struct iio_trigger_ops const iio_interrupt_trigger_ops = {& __this_module, 0, 0, 0}; [L2951-L2961] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2977] int ldv_retval_0 ; [L2978] int ldv_retval_1 ; [L2981] int ldv_retval_2 ; [L3349] int ldv_module_refcounter = 1; VAL [__this_module={6442450946:6442450947}, iio_interrupt_trigger_driver={-18446744073709551620:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={-18446744073709551618:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, probed_2=0, ref_cnt=0] [L3130] int tmp ; [L3131] int tmp___0 ; [L3132] int tmp___1 ; VAL [__this_module={6442450946:6442450947}, iio_interrupt_trigger_driver={-18446744073709551620:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={-18446744073709551618:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, probed_2=0, ref_cnt=0] [L3135] ldv_state_variable_1 = 1 [L3136] ref_cnt = 0 [L3137] ldv_state_variable_0 = 1 [L3138] ldv_state_variable_2 = 0 VAL [__this_module={6442450946:6442450947}, iio_interrupt_trigger_driver={-18446744073709551620:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={-18446744073709551618:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, probed_2=0, ref_cnt=0] [L3140] tmp = __VERIFIER_nondet_int() [L3142] case 0: [L3148] case 1: VAL [__this_module={6442450946:6442450947}, iio_interrupt_trigger_driver={-18446744073709551620:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={-18446744073709551618:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, probed_2=0, ref_cnt=0] [L3149] COND TRUE ldv_state_variable_0 != 0 [L3150] tmp___0 = __VERIFIER_nondet_int() [L3152] case 0: [L3160] case 1: VAL [__this_module={6442450946:6442450947}, iio_interrupt_trigger_driver={-18446744073709551620:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={-18446744073709551618:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, probed_2=0, ref_cnt=0] [L3161] COND TRUE ldv_state_variable_0 == 1 [L2964] int tmp ; [L3287] ldv_func_ret_type___0 ldv_func_res ; [L3288] int tmp ; [L3417] return __VERIFIER_nondet_int(); [L3290] tmp = __platform_driver_register(ldv_func_arg1, ldv_func_arg2) [L3291] ldv_func_res = tmp [L3292] ldv_state_variable_2 = 1 [L3095] void *tmp ; [L2711] void *p ; [L2712] void *tmp ; [L2714] tmp = calloc(1UL, size) [L2715] p = tmp [L2717] return (p); VAL [__this_module={6442450946:6442450947}, iio_interrupt_trigger_driver={-18446744073709551620:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={-18446744073709551618:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3097] tmp = ldv_init_zalloc(1472UL) [L3098] iio_interrupt_trigger_driver_group1 = (struct platform_device *)tmp VAL [__this_module={6442450946:6442450947}, iio_interrupt_trigger_driver={-18446744073709551620:0}, iio_interrupt_trigger_driver_group1={-18446744073709551615:0}, iio_interrupt_trigger_ops={-18446744073709551618:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3294] return (ldv_func_res); VAL [__this_module={6442450946:6442450947}, iio_interrupt_trigger_driver={-18446744073709551620:0}, iio_interrupt_trigger_driver_group1={-18446744073709551615:0}, iio_interrupt_trigger_ops={-18446744073709551618:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2966] tmp = ldv___platform_driver_register_10(& iio_interrupt_trigger_driver, & __this_module) [L2967] return (tmp); VAL [__this_module={6442450946:6442450947}, iio_interrupt_trigger_driver={-18446744073709551620:0}, iio_interrupt_trigger_driver_group1={-18446744073709551615:0}, iio_interrupt_trigger_ops={-18446744073709551618:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3162] ldv_retval_0 = iio_interrupt_trigger_driver_init() [L3163] COND TRUE ldv_retval_0 == 0 [L3164] ldv_state_variable_0 = 3 VAL [__this_module={6442450946:6442450947}, iio_interrupt_trigger_driver={-18446744073709551620:0}, iio_interrupt_trigger_driver_group1={-18446744073709551615:0}, iio_interrupt_trigger_ops={-18446744073709551618:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3167] COND FALSE !(ldv_retval_0 != 0) VAL [__this_module={6442450946:6442450947}, iio_interrupt_trigger_driver={-18446744073709551620:0}, iio_interrupt_trigger_driver_group1={-18446744073709551615:0}, iio_interrupt_trigger_ops={-18446744073709551618:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3140] tmp = __VERIFIER_nondet_int() [L3142] case 0: [L3148] case 1: [L3182] case 2: VAL [__this_module={6442450946:6442450947}, iio_interrupt_trigger_driver={-18446744073709551620:0}, iio_interrupt_trigger_driver_group1={-18446744073709551615:0}, iio_interrupt_trigger_ops={-18446744073709551618:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3183] COND TRUE ldv_state_variable_2 != 0 [L3184] tmp___1 = __VERIFIER_nondet_int() [L3186] case 0: VAL [__this_module={6442450946:6442450947}, iio_interrupt_trigger_driver={-18446744073709551620:0}, iio_interrupt_trigger_driver_group1={-18446744073709551615:0}, iio_interrupt_trigger_ops={-18446744073709551618:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3187] COND TRUE ldv_state_variable_2 == 1 [L2877] struct iio_interrupt_trigger_info *trig_info ; [L2878] struct iio_trigger *trig ; [L2879] unsigned long irqflags ; [L2880] struct resource *irq_res ; [L2881] int irq ; [L2882] int ret ; [L2883] void *tmp ; [L2885] ret = 0 [L3458] return __VERIFIER_nondet_pointer(); [L3447] return (struct resource *)external_alloc(); [L2886] irq_res = platform_get_resource(pdev, 1024U, 0U) [L2887] COND FALSE !((unsigned long )irq_res == (unsigned long )((struct resource *)0)) [L2891] EXPR irq_res->flags [L2891] irqflags = (irq_res->flags & 15UL) | 128UL [L2892] EXPR irq_res->start [L2892] irq = (int )irq_res->start [L2893] trig = iio_trigger_alloc("irqtrig%d", irq) VAL [__this_module={6442450946:6442450947}, iio_interrupt_trigger_driver={-18446744073709551620:0}, iio_interrupt_trigger_driver_group1={-18446744073709551615:0}, iio_interrupt_trigger_ops={-18446744073709551618:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2894] COND FALSE !((unsigned long )trig == (unsigned long )((struct iio_trigger *)0)) [L2663] void *tmp ; [L2655] void *tmp___2 ; [L2677] void *p ; [L2678] void *tmp ; [L2679] int tmp___0 ; [L2681] tmp___0 = __VERIFIER_nondet_int() [L2682] COND TRUE tmp___0 != 0 [L2683] return ((void *)0); VAL [__this_module={6442450946:6442450947}, iio_interrupt_trigger_driver={-18446744073709551620:0}, iio_interrupt_trigger_driver_group1={-18446744073709551615:0}, iio_interrupt_trigger_ops={-18446744073709551618:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2651] return ldv_malloc(size); [L2657] tmp___2 = __kmalloc(size, flags) [L2658] return (tmp___2); VAL [__this_module={6442450946:6442450947}, iio_interrupt_trigger_driver={-18446744073709551620:0}, iio_interrupt_trigger_driver_group1={-18446744073709551615:0}, iio_interrupt_trigger_ops={-18446744073709551618:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2665] tmp = kmalloc(size, flags | 32768U) [L2666] return (tmp); VAL [__this_module={6442450946:6442450947}, iio_interrupt_trigger_driver={-18446744073709551620:0}, iio_interrupt_trigger_driver_group1={-18446744073709551615:0}, iio_interrupt_trigger_ops={-18446744073709551618:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2899] tmp = kzalloc(4UL, 208U) [L2900] trig_info = (struct iio_interrupt_trigger_info *)tmp VAL [__this_module={6442450946:6442450947}, iio_interrupt_trigger_driver={-18446744073709551620:0}, iio_interrupt_trigger_driver_group1={-18446744073709551615:0}, iio_interrupt_trigger_ops={-18446744073709551618:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2901] COND TRUE (unsigned long )trig_info == (unsigned long )((struct iio_interrupt_trigger_info *)0) [L2902] ret = -12 VAL [__this_module={6442450946:6442450947}, iio_interrupt_trigger_driver={-18446744073709551620:0}, iio_interrupt_trigger_driver_group1={-18446744073709551615:0}, iio_interrupt_trigger_ops={-18446744073709551618:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2843] EXPR trig->ops [L2843] (trig->ops)->owner [L3380] COND TRUE (unsigned long )module != (unsigned long )((struct module *)0) VAL [__this_module={6442450946:6442450947}, iio_interrupt_trigger_driver={-18446744073709551620:0}, iio_interrupt_trigger_driver_group1={-18446744073709551615:0}, iio_interrupt_trigger_ops={-18446744073709551618:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3381] COND TRUE ldv_module_refcounter <= 1 VAL [__this_module={6442450946:6442450947}, iio_interrupt_trigger_driver={-18446744073709551620:0}, iio_interrupt_trigger_driver_group1={-18446744073709551615:0}, iio_interrupt_trigger_ops={-18446744073709551618:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3310] __VERIFIER_error() VAL [__this_module={6442450946:6442450947}, iio_interrupt_trigger_driver={-18446744073709551620:0}, iio_interrupt_trigger_driver_group1={-18446744073709551615:0}, iio_interrupt_trigger_ops={-18446744073709551618:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 177 locations, 4 error locations. UNSAFE Result, 4.5s OverallTime, 6 OverallIterations, 2 TraceHistogramMax, 2.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1106 SDtfs, 2024 SDslu, 1011 SDs, 0 SdLazy, 111 SolverSat, 55 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 59 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1160occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 337 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 191 NumberOfCodeBlocks, 191 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 146 ConstructedInterpolants, 0 QuantifiedInterpolants, 10391 SizeOfPredicates, 0 NumberOfNonLiveVariables, 526 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 6 InterpolantComputations, 5 PerfectInterpolantSequences, 4/6 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-0ed9222-m [2019-01-13 11:12:34,875 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-13 11:12:34,877 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-13 11:12:34,889 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-13 11:12:34,889 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-13 11:12:34,890 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-13 11:12:34,892 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-13 11:12:34,894 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-13 11:12:34,896 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-13 11:12:34,897 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-13 11:12:34,898 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-13 11:12:34,898 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-13 11:12:34,899 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-13 11:12:34,900 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-13 11:12:34,901 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-13 11:12:34,902 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-13 11:12:34,903 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-13 11:12:34,905 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-13 11:12:34,907 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-13 11:12:34,909 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-13 11:12:34,910 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-13 11:12:34,912 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-13 11:12:34,915 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-13 11:12:34,915 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-13 11:12:34,916 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-13 11:12:34,917 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-13 11:12:34,918 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-13 11:12:34,919 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-13 11:12:34,920 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-13 11:12:34,921 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-13 11:12:34,922 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-13 11:12:34,922 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-13 11:12:34,923 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-13 11:12:34,923 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-13 11:12:34,924 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-13 11:12:34,925 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-13 11:12:34,925 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-01-13 11:12:34,953 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-13 11:12:34,954 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-13 11:12:34,955 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-13 11:12:34,955 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-13 11:12:34,955 INFO L133 SettingsManager]: * Use SBE=true [2019-01-13 11:12:34,956 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-13 11:12:34,956 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-13 11:12:34,956 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-13 11:12:34,956 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-13 11:12:34,956 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-13 11:12:34,956 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2019-01-13 11:12:34,957 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-01-13 11:12:34,957 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-13 11:12:34,957 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-13 11:12:34,957 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-13 11:12:34,957 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-13 11:12:34,958 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-13 11:12:34,958 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-13 11:12:34,958 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-13 11:12:34,958 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-13 11:12:34,958 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-13 11:12:34,959 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-13 11:12:34,959 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-13 11:12:34,959 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2019-01-13 11:12:34,959 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-13 11:12:34,959 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-01-13 11:12:34,959 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2019-01-13 11:12:34,960 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-01-13 11:12:34,960 INFO L133 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 -> d9f364b78094e0330e0c51afc40bdd9d9e61ee82 [2019-01-13 11:12:35,018 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-13 11:12:35,037 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-13 11:12:35,045 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-13 11:12:35,048 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-13 11:12:35,048 INFO L276 PluginConnector]: CDTParser initialized [2019-01-13 11:12:35,050 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point_false-unreach-call.cil.out.i [2019-01-13 11:12:35,118 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a438452d/dc6a8773a0e644c0b4807ee974e8d4a7/FLAGaa468d74a [2019-01-13 11:12:35,843 INFO L307 CDTParser]: Found 1 translation units. [2019-01-13 11:12:35,844 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point_false-unreach-call.cil.out.i [2019-01-13 11:12:35,873 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a438452d/dc6a8773a0e644c0b4807ee974e8d4a7/FLAGaa468d74a [2019-01-13 11:12:35,925 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a438452d/dc6a8773a0e644c0b4807ee974e8d4a7 [2019-01-13 11:12:35,928 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-13 11:12:35,930 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-13 11:12:35,931 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-13 11:12:35,931 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-13 11:12:35,935 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-13 11:12:35,936 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.01 11:12:35" (1/1) ... [2019-01-13 11:12:35,939 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1665cad3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:12:35, skipping insertion in model container [2019-01-13 11:12:35,939 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.01 11:12:35" (1/1) ... [2019-01-13 11:12:35,947 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-13 11:12:36,042 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-13 11:12:37,125 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-13 11:12:37,183 INFO L191 MainTranslator]: Completed pre-run [2019-01-13 11:12:37,401 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-13 11:12:37,490 INFO L195 MainTranslator]: Completed translation [2019-01-13 11:12:37,491 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:12:37 WrapperNode [2019-01-13 11:12:37,492 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-13 11:12:37,493 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-13 11:12:37,493 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-13 11:12:37,493 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-13 11:12:37,505 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:12:37" (1/1) ... [2019-01-13 11:12:37,559 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:12:37" (1/1) ... [2019-01-13 11:12:37,654 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-13 11:12:37,656 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-13 11:12:37,656 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-13 11:12:37,656 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-13 11:12:37,670 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:12:37" (1/1) ... [2019-01-13 11:12:37,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:12:37" (1/1) ... [2019-01-13 11:12:37,689 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:12:37" (1/1) ... [2019-01-13 11:12:37,690 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:12:37" (1/1) ... [2019-01-13 11:12:37,740 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:12:37" (1/1) ... [2019-01-13 11:12:37,754 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:12:37" (1/1) ... [2019-01-13 11:12:37,772 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:12:37" (1/1) ... [2019-01-13 11:12:37,786 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-13 11:12:37,789 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-13 11:12:37,789 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-13 11:12:37,789 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-13 11:12:37,791 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:12:37" (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 [2019-01-13 11:12:37,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-01-13 11:12:37,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-13 11:12:37,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2019-01-13 11:12:37,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-01-13 11:12:37,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-01-13 11:12:37,858 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-13 11:12:37,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-01-13 11:12:37,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-01-13 11:12:37,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-01-13 11:12:37,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2019-01-13 11:12:37,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-01-13 11:12:37,860 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-13 11:12:37,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-13 11:12:40,412 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-13 11:12:40,413 INFO L286 CfgBuilder]: Removed 182 assue(true) statements. [2019-01-13 11:12:40,414 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 11:12:40 BoogieIcfgContainer [2019-01-13 11:12:40,414 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-13 11:12:40,415 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-13 11:12:40,415 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-13 11:12:40,418 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-13 11:12:40,419 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.01 11:12:35" (1/3) ... [2019-01-13 11:12:40,420 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13e6bd42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.01 11:12:40, skipping insertion in model container [2019-01-13 11:12:40,420 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:12:37" (2/3) ... [2019-01-13 11:12:40,421 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13e6bd42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.01 11:12:40, skipping insertion in model container [2019-01-13 11:12:40,421 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 11:12:40" (3/3) ... [2019-01-13 11:12:40,423 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point_false-unreach-call.cil.out.i [2019-01-13 11:12:40,434 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-13 11:12:40,444 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2019-01-13 11:12:40,463 INFO L257 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-01-13 11:12:40,497 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-13 11:12:40,497 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-13 11:12:40,498 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-13 11:12:40,498 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-13 11:12:40,498 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-13 11:12:40,498 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-13 11:12:40,498 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-13 11:12:40,498 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-13 11:12:40,498 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-13 11:12:40,519 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states. [2019-01-13 11:12:40,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-01-13 11:12:40,527 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 11:12:40,528 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 11:12:40,531 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 11:12:40,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 11:12:40,537 INFO L82 PathProgramCache]: Analyzing trace with hash 1062036117, now seen corresponding path program 1 times [2019-01-13 11:12:40,543 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-13 11:12:40,544 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-01-13 11:12:40,587 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 11:12:40,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 11:12:40,711 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 11:12:40,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 11:12:40,751 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-13 11:12:40,759 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 11:12:40,760 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-13 11:12:40,765 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-13 11:12:40,782 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-13 11:12:40,783 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-13 11:12:40,785 INFO L87 Difference]: Start difference. First operand 177 states. Second operand 3 states. [2019-01-13 11:12:40,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 11:12:40,923 INFO L93 Difference]: Finished difference Result 346 states and 494 transitions. [2019-01-13 11:12:40,923 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-13 11:12:40,925 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2019-01-13 11:12:40,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 11:12:40,938 INFO L225 Difference]: With dead ends: 346 [2019-01-13 11:12:40,939 INFO L226 Difference]: Without dead ends: 157 [2019-01-13 11:12:40,943 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-13 11:12:40,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2019-01-13 11:12:40,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 157. [2019-01-13 11:12:41,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157 states. [2019-01-13 11:12:41,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 215 transitions. [2019-01-13 11:12:41,013 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 215 transitions. Word has length 13 [2019-01-13 11:12:41,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 11:12:41,014 INFO L480 AbstractCegarLoop]: Abstraction has 157 states and 215 transitions. [2019-01-13 11:12:41,014 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-13 11:12:41,014 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 215 transitions. [2019-01-13 11:12:41,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-01-13 11:12:41,018 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 11:12:41,019 INFO L402 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] [2019-01-13 11:12:41,019 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 11:12:41,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 11:12:41,020 INFO L82 PathProgramCache]: Analyzing trace with hash -1623215116, now seen corresponding path program 1 times [2019-01-13 11:12:41,025 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-13 11:12:41,025 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 3 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-01-13 11:12:41,074 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 11:12:41,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 11:12:41,216 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 11:12:41,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 11:12:41,268 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-13 11:12:41,271 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 11:12:41,271 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-01-13 11:12:41,273 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-13 11:12:41,273 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-13 11:12:41,273 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-13 11:12:41,279 INFO L87 Difference]: Start difference. First operand 157 states and 215 transitions. Second operand 3 states. [2019-01-13 11:12:41,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 11:12:41,590 INFO L93 Difference]: Finished difference Result 369 states and 510 transitions. [2019-01-13 11:12:41,592 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-13 11:12:41,593 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 23 [2019-01-13 11:12:41,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 11:12:41,596 INFO L225 Difference]: With dead ends: 369 [2019-01-13 11:12:41,596 INFO L226 Difference]: Without dead ends: 215 [2019-01-13 11:12:41,601 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-13 11:12:41,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states. [2019-01-13 11:12:41,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 214. [2019-01-13 11:12:41,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 214 states. [2019-01-13 11:12:41,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 296 transitions. [2019-01-13 11:12:41,652 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 296 transitions. Word has length 23 [2019-01-13 11:12:41,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 11:12:41,652 INFO L480 AbstractCegarLoop]: Abstraction has 214 states and 296 transitions. [2019-01-13 11:12:41,652 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-13 11:12:41,653 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 296 transitions. [2019-01-13 11:12:41,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-01-13 11:12:41,656 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 11:12:41,656 INFO L402 BasicCegarLoop]: trace histogram [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] [2019-01-13 11:12:41,656 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 11:12:41,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 11:12:41,657 INFO L82 PathProgramCache]: Analyzing trace with hash 151930363, now seen corresponding path program 1 times [2019-01-13 11:12:41,658 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-13 11:12:41,659 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 4 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-01-13 11:12:41,697 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 11:12:41,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 11:12:41,879 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 11:12:41,941 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-01-13 11:12:41,942 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-13 11:12:41,948 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 11:12:41,948 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-13 11:12:41,949 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-13 11:12:41,949 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-13 11:12:41,949 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-13 11:12:41,951 INFO L87 Difference]: Start difference. First operand 214 states and 296 transitions. Second operand 3 states. [2019-01-13 11:12:42,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 11:12:42,277 INFO L93 Difference]: Finished difference Result 633 states and 876 transitions. [2019-01-13 11:12:42,279 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-13 11:12:42,279 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 38 [2019-01-13 11:12:42,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 11:12:42,284 INFO L225 Difference]: With dead ends: 633 [2019-01-13 11:12:42,284 INFO L226 Difference]: Without dead ends: 422 [2019-01-13 11:12:42,287 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-13 11:12:42,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 422 states. [2019-01-13 11:12:42,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 422 to 341. [2019-01-13 11:12:42,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 341 states. [2019-01-13 11:12:42,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 341 states and 477 transitions. [2019-01-13 11:12:42,328 INFO L78 Accepts]: Start accepts. Automaton has 341 states and 477 transitions. Word has length 38 [2019-01-13 11:12:42,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 11:12:42,329 INFO L480 AbstractCegarLoop]: Abstraction has 341 states and 477 transitions. [2019-01-13 11:12:42,329 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-13 11:12:42,329 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 477 transitions. [2019-01-13 11:12:42,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-01-13 11:12:42,333 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 11:12:42,333 INFO L402 BasicCegarLoop]: trace histogram [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] [2019-01-13 11:12:42,334 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 11:12:42,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 11:12:42,334 INFO L82 PathProgramCache]: Analyzing trace with hash -318138338, now seen corresponding path program 1 times [2019-01-13 11:12:42,336 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-13 11:12:42,337 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 5 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-01-13 11:12:42,389 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 11:12:42,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-13 11:12:43,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-13 11:12:43,638 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-01-13 11:12:43,639 WARN L521 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-01-13 11:12:43,691 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,696 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,696 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,698 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,698 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,704 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,705 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,706 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,708 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,708 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,709 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,709 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,710 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,710 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,711 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,714 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,714 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,715 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,715 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,715 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,716 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,716 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,717 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,717 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,717 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,718 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,718 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,718 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,719 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,719 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,719 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,720 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,720 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,721 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,721 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,722 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,722 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,722 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,723 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,723 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,724 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,724 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,725 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,725 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,725 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,727 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,727 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,728 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,728 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,729 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,729 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,730 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,730 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,731 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,731 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,733 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,734 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,734 WARN L416 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-01-13 11:12:43,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.01 11:12:43 BoogieIcfgContainer [2019-01-13 11:12:43,859 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-13 11:12:43,860 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-13 11:12:43,860 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-13 11:12:43,860 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-13 11:12:43,861 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 11:12:40" (3/4) ... [2019-01-13 11:12:43,865 INFO L147 WitnessPrinter]: No result that supports witness generation found [2019-01-13 11:12:43,866 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-13 11:12:43,867 INFO L168 Benchmark]: Toolchain (without parser) took 7937.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 940.4 MB in the beginning and 815.0 MB in the end (delta: 125.4 MB). Peak memory consumption was 268.6 MB. Max. memory is 11.5 GB. [2019-01-13 11:12:43,869 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-13 11:12:43,869 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1561.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 940.4 MB in the beginning and 1.1 GB in the end (delta: -148.5 MB). Peak memory consumption was 62.8 MB. Max. memory is 11.5 GB. [2019-01-13 11:12:43,870 INFO L168 Benchmark]: Boogie Procedure Inliner took 162.76 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: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. [2019-01-13 11:12:43,871 INFO L168 Benchmark]: Boogie Preprocessor took 132.76 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-13 11:12:43,871 INFO L168 Benchmark]: RCFGBuilder took 2625.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 984.5 MB in the end (delta: 97.3 MB). Peak memory consumption was 97.3 MB. Max. memory is 11.5 GB. [2019-01-13 11:12:43,872 INFO L168 Benchmark]: TraceAbstraction took 3443.86 ms. Allocated memory is still 1.2 GB. Free memory was 984.5 MB in the beginning and 815.0 MB in the end (delta: 169.5 MB). Peak memory consumption was 169.5 MB. Max. memory is 11.5 GB. [2019-01-13 11:12:43,873 INFO L168 Benchmark]: Witness Printer took 6.28 ms. Allocated memory is still 1.2 GB. Free memory is still 815.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-13 11:12:43,877 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1561.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 940.4 MB in the beginning and 1.1 GB in the end (delta: -148.5 MB). Peak memory consumption was 62.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 162.76 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: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 132.76 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 2625.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 984.5 MB in the end (delta: 97.3 MB). Peak memory consumption was 97.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 3443.86 ms. Allocated memory is still 1.2 GB. Free memory was 984.5 MB in the beginning and 815.0 MB in the end (delta: 169.5 MB). Peak memory consumption was 169.5 MB. Max. memory is 11.5 GB. * Witness Printer took 6.28 ms. Allocated memory is still 1.2 GB. Free memory is still 815.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 3310]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of large string literal at line 2893. Possible FailurePath: [L2759] int ldv_irq_1_2 = 0; [L2760] int LDV_IN_INTERRUPT = 1; [L2761] int ldv_irq_1_3 = 0; [L2762] void *ldv_irq_data_1_1 ; [L2763] int ldv_irq_1_1 = 0; [L2764] int ldv_irq_1_0 = 0; [L2765] int probed_2 = 0; [L2766] int ldv_irq_line_1_3 ; [L2767] void *ldv_irq_data_1_0 ; [L2768] int ldv_state_variable_0 ; [L2769] int ldv_irq_line_1_0 ; [L2770] int ldv_state_variable_2 ; [L2771] void *ldv_irq_data_1_3 ; [L2772] int ref_cnt ; [L2773] int ldv_irq_line_1_1 ; [L2774] struct platform_device *iio_interrupt_trigger_driver_group1 ; [L2775] void *ldv_irq_data_1_2 ; [L2776] int ldv_state_variable_1 ; [L2777] int ldv_irq_line_1_2 ; [L2874] static struct iio_trigger_ops const iio_interrupt_trigger_ops = {& __this_module, 0, 0, 0}; [L2951-L2961] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2977] int ldv_retval_0 ; [L2978] int ldv_retval_1 ; [L2981] int ldv_retval_2 ; [L3349] int ldv_module_refcounter = 1; VAL [__this_module={0:0}, iio_interrupt_trigger_driver={-1984787806:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={-1984787934:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, probed_2=0, ref_cnt=0] [L3130] int tmp ; [L3131] int tmp___0 ; [L3132] int tmp___1 ; VAL [__this_module={0:0}, iio_interrupt_trigger_driver={-1984787806:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={-1984787934:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, probed_2=0, ref_cnt=0] [L3135] ldv_state_variable_1 = 1 [L3136] ref_cnt = 0 [L3137] ldv_state_variable_0 = 1 [L3138] ldv_state_variable_2 = 0 VAL [__this_module={0:0}, iio_interrupt_trigger_driver={-1984787806:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={-1984787934:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, probed_2=0, ref_cnt=0] [L3140] tmp = __VERIFIER_nondet_int() [L3142] case 0: [L3148] case 1: VAL [__this_module={0:0}, iio_interrupt_trigger_driver={-1984787806:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={-1984787934:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, probed_2=0, ref_cnt=0] [L3149] COND TRUE ldv_state_variable_0 != 0 [L3150] tmp___0 = __VERIFIER_nondet_int() [L3152] case 0: [L3160] case 1: VAL [__this_module={0:0}, iio_interrupt_trigger_driver={-1984787806:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={-1984787934:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, probed_2=0, ref_cnt=0] [L3161] COND TRUE ldv_state_variable_0 == 1 [L2964] int tmp ; [L3287] ldv_func_ret_type___0 ldv_func_res ; [L3288] int tmp ; [L3417] return __VERIFIER_nondet_int(); [L3290] tmp = __platform_driver_register(ldv_func_arg1, ldv_func_arg2) [L3291] ldv_func_res = tmp [L3292] ldv_state_variable_2 = 1 [L3095] void *tmp ; [L2711] void *p ; [L2712] void *tmp ; [L2714] tmp = calloc(1UL, size) [L2715] p = tmp [L2717] return (p); VAL [__this_module={0:0}, iio_interrupt_trigger_driver={-1984787806:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={-1984787934:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3097] tmp = ldv_init_zalloc(1472UL) [L3098] iio_interrupt_trigger_driver_group1 = (struct platform_device *)tmp VAL [__this_module={0:0}, iio_interrupt_trigger_driver={-1984787806:0}, iio_interrupt_trigger_driver_group1={-1917678941:0}, iio_interrupt_trigger_ops={-1984787934:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3294] return (ldv_func_res); VAL [__this_module={0:0}, iio_interrupt_trigger_driver={-1984787806:0}, iio_interrupt_trigger_driver_group1={-1917678941:0}, iio_interrupt_trigger_ops={-1984787934:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2966] tmp = ldv___platform_driver_register_10(& iio_interrupt_trigger_driver, & __this_module) [L2967] return (tmp); VAL [__this_module={0:0}, iio_interrupt_trigger_driver={-1984787806:0}, iio_interrupt_trigger_driver_group1={-1917678941:0}, iio_interrupt_trigger_ops={-1984787934:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3162] ldv_retval_0 = iio_interrupt_trigger_driver_init() [L3163] COND TRUE ldv_retval_0 == 0 [L3164] ldv_state_variable_0 = 3 VAL [__this_module={0:0}, iio_interrupt_trigger_driver={-1984787806:0}, iio_interrupt_trigger_driver_group1={-1917678941:0}, iio_interrupt_trigger_ops={-1984787934:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3167] COND FALSE !(ldv_retval_0 != 0) VAL [__this_module={0:0}, iio_interrupt_trigger_driver={-1984787806:0}, iio_interrupt_trigger_driver_group1={-1917678941:0}, iio_interrupt_trigger_ops={-1984787934:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3140] tmp = __VERIFIER_nondet_int() [L3142] case 0: [L3148] case 1: [L3182] case 2: VAL [__this_module={0:0}, iio_interrupt_trigger_driver={-1984787806:0}, iio_interrupt_trigger_driver_group1={-1917678941:0}, iio_interrupt_trigger_ops={-1984787934:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3183] COND TRUE ldv_state_variable_2 != 0 [L3184] tmp___1 = __VERIFIER_nondet_int() [L3186] case 0: VAL [__this_module={0:0}, iio_interrupt_trigger_driver={-1984787806:0}, iio_interrupt_trigger_driver_group1={-1917678941:0}, iio_interrupt_trigger_ops={-1984787934:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3187] COND TRUE ldv_state_variable_2 == 1 [L2877] struct iio_interrupt_trigger_info *trig_info ; [L2878] struct iio_trigger *trig ; [L2879] unsigned long irqflags ; [L2880] struct resource *irq_res ; [L2881] int irq ; [L2882] int ret ; [L2883] void *tmp ; [L2885] ret = 0 [L3458] return __VERIFIER_nondet_pointer(); [L3447] return (struct resource *)external_alloc(); [L2886] irq_res = platform_get_resource(pdev, 1024U, 0U) [L2887] COND FALSE !((unsigned long )irq_res == (unsigned long )((struct resource *)0)) [L2891] EXPR irq_res->flags [L2891] irqflags = (irq_res->flags & 15UL) | 128UL [L2892] EXPR irq_res->start [L2892] irq = (int )irq_res->start [L2893] trig = iio_trigger_alloc("irqtrig%d", irq) VAL [__this_module={0:0}, iio_interrupt_trigger_driver={-1984787806:0}, iio_interrupt_trigger_driver_group1={-1917678941:0}, iio_interrupt_trigger_ops={-1984787934:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2894] COND FALSE !((unsigned long )trig == (unsigned long )((struct iio_trigger *)0)) [L2663] void *tmp ; [L2655] void *tmp___2 ; [L2677] void *p ; [L2678] void *tmp ; [L2679] int tmp___0 ; [L2681] tmp___0 = __VERIFIER_nondet_int() [L2682] COND TRUE tmp___0 != 0 [L2683] return ((void *)0); VAL [__this_module={0:0}, iio_interrupt_trigger_driver={-1984787806:0}, iio_interrupt_trigger_driver_group1={-1917678941:0}, iio_interrupt_trigger_ops={-1984787934:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2651] return ldv_malloc(size); [L2657] tmp___2 = __kmalloc(size, flags) [L2658] return (tmp___2); VAL [__this_module={0:0}, iio_interrupt_trigger_driver={-1984787806:0}, iio_interrupt_trigger_driver_group1={-1917678941:0}, iio_interrupt_trigger_ops={-1984787934:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2665] tmp = kmalloc(size, flags | 32768U) [L2666] return (tmp); VAL [__this_module={0:0}, iio_interrupt_trigger_driver={-1984787806:0}, iio_interrupt_trigger_driver_group1={-1917678941:0}, iio_interrupt_trigger_ops={-1984787934:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2899] tmp = kzalloc(4UL, 208U) [L2900] trig_info = (struct iio_interrupt_trigger_info *)tmp VAL [__this_module={0:0}, iio_interrupt_trigger_driver={-1984787806:0}, iio_interrupt_trigger_driver_group1={-1917678941:0}, iio_interrupt_trigger_ops={-1984787934:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2901] COND TRUE (unsigned long )trig_info == (unsigned long )((struct iio_interrupt_trigger_info *)0) [L2902] ret = -12 VAL [__this_module={0:0}, iio_interrupt_trigger_driver={-1984787806:0}, iio_interrupt_trigger_driver_group1={-1917678941:0}, iio_interrupt_trigger_ops={-1984787934:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2843] EXPR trig->ops [L2843] (trig->ops)->owner [L3380] COND TRUE (unsigned long )module != (unsigned long )((struct module *)0) VAL [__this_module={0:0}, iio_interrupt_trigger_driver={-1984787806:0}, iio_interrupt_trigger_driver_group1={-1917678941:0}, iio_interrupt_trigger_ops={-1984787934:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3381] COND TRUE ldv_module_refcounter <= 1 VAL [__this_module={0:0}, iio_interrupt_trigger_driver={-1984787806:0}, iio_interrupt_trigger_driver_group1={-1917678941:0}, iio_interrupt_trigger_ops={-1984787934:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3310] __VERIFIER_error() VAL [__this_module={0:0}, iio_interrupt_trigger_driver={-1984787806:0}, iio_interrupt_trigger_driver_group1={-1917678941:0}, iio_interrupt_trigger_ops={-1984787934:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 177 locations, 4 error locations. UNSAFE Result, 3.3s OverallTime, 4 OverallIterations, 2 TraceHistogramMax, 0.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 659 SDtfs, 476 SDslu, 399 SDs, 0 SdLazy, 31 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 71 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=341occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 82 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 113 NumberOfCodeBlocks, 113 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 71 ConstructedInterpolants, 0 QuantifiedInterpolants, 4849 SizeOfPredicates, 0 NumberOfNonLiveVariables, 629 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 3/3 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...