./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30f4e4ab Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6e0f5271b3ddc7b4a5ff7e7ec42981c4dbcef13b ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.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 6e0f5271b3ddc7b4a5ff7e7ec42981c4dbcef13b ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.1.24-30f4e4a [2019-11-28 01:47:14,387 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 01:47:14,390 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 01:47:14,405 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 01:47:14,405 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 01:47:14,408 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 01:47:14,410 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 01:47:14,421 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 01:47:14,426 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 01:47:14,427 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 01:47:14,429 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 01:47:14,431 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 01:47:14,431 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 01:47:14,432 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 01:47:14,436 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 01:47:14,438 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 01:47:14,441 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 01:47:14,444 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 01:47:14,448 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 01:47:14,454 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 01:47:14,458 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 01:47:14,461 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 01:47:14,463 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 01:47:14,464 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 01:47:14,470 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 01:47:14,471 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 01:47:14,471 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 01:47:14,473 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 01:47:14,474 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 01:47:14,475 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 01:47:14,475 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 01:47:14,476 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 01:47:14,477 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 01:47:14,477 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 01:47:14,480 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 01:47:14,480 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 01:47:14,481 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 01:47:14,481 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 01:47:14,482 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 01:47:14,484 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 01:47:14,485 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 01:47:14,486 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-28 01:47:14,527 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 01:47:14,527 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 01:47:14,528 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 01:47:14,529 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 01:47:14,529 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 01:47:14,529 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 01:47:14,530 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 01:47:14,535 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 01:47:14,535 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 01:47:14,535 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 01:47:14,536 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 01:47:14,536 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 01:47:14,536 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 01:47:14,536 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 01:47:14,536 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 01:47:14,537 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 01:47:14,537 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 01:47:14,537 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 01:47:14,537 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 01:47:14,538 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 01:47:14,540 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 01:47:14,540 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 01:47:14,540 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 01:47:14,541 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 01:47:14,541 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 01:47:14,541 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 01:47:14,541 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e0f5271b3ddc7b4a5ff7e7ec42981c4dbcef13b [2019-11-28 01:47:14,926 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 01:47:14,944 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 01:47:14,949 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 01:47:14,950 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 01:47:14,951 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 01:47:14,952 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2019-11-28 01:47:15,035 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/147ae118d/6bda9d2b758243d49aa3ca362a44974a/FLAG70bda95e2 [2019-11-28 01:47:15,763 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 01:47:15,764 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2019-11-28 01:47:15,800 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/147ae118d/6bda9d2b758243d49aa3ca362a44974a/FLAG70bda95e2 [2019-11-28 01:47:15,872 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/147ae118d/6bda9d2b758243d49aa3ca362a44974a [2019-11-28 01:47:15,876 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 01:47:15,878 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 01:47:15,882 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 01:47:15,883 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 01:47:15,886 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 01:47:15,887 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:47:15" (1/1) ... [2019-11-28 01:47:15,890 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@132e5486 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:47:15, skipping insertion in model container [2019-11-28 01:47:15,890 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:47:15" (1/1) ... [2019-11-28 01:47:15,898 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 01:47:15,988 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 01:47:16,867 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 01:47:16,893 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 01:47:17,139 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 01:47:17,207 INFO L208 MainTranslator]: Completed translation [2019-11-28 01:47:17,208 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:47:17 WrapperNode [2019-11-28 01:47:17,208 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 01:47:17,209 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 01:47:17,210 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 01:47:17,210 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 01:47:17,221 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:47:17" (1/1) ... [2019-11-28 01:47:17,283 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:47:17" (1/1) ... [2019-11-28 01:47:17,386 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 01:47:17,389 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 01:47:17,389 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 01:47:17,389 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 01:47:17,404 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:47:17" (1/1) ... [2019-11-28 01:47:17,412 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:47:17" (1/1) ... [2019-11-28 01:47:17,429 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:47:17" (1/1) ... [2019-11-28 01:47:17,430 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:47:17" (1/1) ... [2019-11-28 01:47:17,460 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:47:17" (1/1) ... [2019-11-28 01:47:17,478 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:47:17" (1/1) ... [2019-11-28 01:47:17,490 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:47:17" (1/1) ... [2019-11-28 01:47:17,508 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 01:47:17,509 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 01:47:17,509 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 01:47:17,509 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 01:47:17,511 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:47:17" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 01:47:17,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-28 01:47:17,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 01:47:17,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-28 01:47:17,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-28 01:47:17,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 01:47:17,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-28 01:47:17,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-28 01:47:17,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-28 01:47:17,591 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-28 01:47:17,591 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 01:47:17,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 01:47:18,804 INFO L292 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 01:47:18,805 INFO L297 CfgBuilder]: Removed 182 assume(true) statements. [2019-11-28 01:47:18,806 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:47:18 BoogieIcfgContainer [2019-11-28 01:47:18,807 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 01:47:18,808 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 01:47:18,808 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 01:47:18,812 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 01:47:18,812 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 01:47:15" (1/3) ... [2019-11-28 01:47:18,813 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6748f6d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 01:47:18, skipping insertion in model container [2019-11-28 01:47:18,813 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:47:17" (2/3) ... [2019-11-28 01:47:18,813 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6748f6d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 01:47:18, skipping insertion in model container [2019-11-28 01:47:18,814 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:47:18" (3/3) ... [2019-11-28 01:47:18,816 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2019-11-28 01:47:18,827 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 01:47:18,835 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2019-11-28 01:47:18,849 INFO L249 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-11-28 01:47:18,878 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 01:47:18,878 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 01:47:18,878 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 01:47:18,879 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 01:47:18,879 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 01:47:18,879 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 01:47:18,879 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 01:47:18,879 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 01:47:18,901 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states. [2019-11-28 01:47:18,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-28 01:47:18,910 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 01:47:18,911 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 01:47:18,912 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 01:47:18,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 01:47:18,919 INFO L82 PathProgramCache]: Analyzing trace with hash 1062036277, now seen corresponding path program 1 times [2019-11-28 01:47:18,928 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 01:47:18,929 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2012462268] [2019-11-28 01:47:18,929 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 01:47:19,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 01:47:19,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 01:47:19,317 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2012462268] [2019-11-28 01:47:19,318 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 01:47:19,319 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 01:47:19,320 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1275205475] [2019-11-28 01:47:19,328 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 01:47:19,329 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 01:47:19,344 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 01:47:19,346 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 01:47:19,352 INFO L87 Difference]: Start difference. First operand 178 states. Second operand 3 states. [2019-11-28 01:47:19,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 01:47:19,515 INFO L93 Difference]: Finished difference Result 512 states and 736 transitions. [2019-11-28 01:47:19,515 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 01:47:19,519 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2019-11-28 01:47:19,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 01:47:19,548 INFO L225 Difference]: With dead ends: 512 [2019-11-28 01:47:19,549 INFO L226 Difference]: Without dead ends: 317 [2019-11-28 01:47:19,561 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 01:47:19,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 317 states. [2019-11-28 01:47:19,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 317 to 311. [2019-11-28 01:47:19,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 311 states. [2019-11-28 01:47:19,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 311 states and 437 transitions. [2019-11-28 01:47:19,705 INFO L78 Accepts]: Start accepts. Automaton has 311 states and 437 transitions. Word has length 13 [2019-11-28 01:47:19,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 01:47:19,705 INFO L462 AbstractCegarLoop]: Abstraction has 311 states and 437 transitions. [2019-11-28 01:47:19,705 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 01:47:19,706 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 437 transitions. [2019-11-28 01:47:19,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-28 01:47:19,709 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 01:47:19,710 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 01:47:19,711 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 01:47:19,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 01:47:19,711 INFO L82 PathProgramCache]: Analyzing trace with hash 1283320232, now seen corresponding path program 1 times [2019-11-28 01:47:19,711 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 01:47:19,712 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [76470151] [2019-11-28 01:47:19,712 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 01:47:19,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 01:47:19,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 01:47:19,922 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [76470151] [2019-11-28 01:47:19,922 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 01:47:19,922 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 01:47:19,923 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848167595] [2019-11-28 01:47:19,925 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 01:47:19,926 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 01:47:19,926 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 01:47:19,926 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 01:47:19,926 INFO L87 Difference]: Start difference. First operand 311 states and 437 transitions. Second operand 3 states. [2019-11-28 01:47:19,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 01:47:19,985 INFO L93 Difference]: Finished difference Result 317 states and 441 transitions. [2019-11-28 01:47:19,986 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 01:47:19,986 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2019-11-28 01:47:19,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 01:47:19,988 INFO L225 Difference]: With dead ends: 317 [2019-11-28 01:47:19,989 INFO L226 Difference]: Without dead ends: 314 [2019-11-28 01:47:19,990 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 01:47:19,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 314 states. [2019-11-28 01:47:20,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 314 to 311. [2019-11-28 01:47:20,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 311 states. [2019-11-28 01:47:20,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 311 states and 436 transitions. [2019-11-28 01:47:20,015 INFO L78 Accepts]: Start accepts. Automaton has 311 states and 436 transitions. Word has length 20 [2019-11-28 01:47:20,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 01:47:20,015 INFO L462 AbstractCegarLoop]: Abstraction has 311 states and 436 transitions. [2019-11-28 01:47:20,015 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 01:47:20,016 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 436 transitions. [2019-11-28 01:47:20,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-28 01:47:20,017 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 01:47:20,017 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 01:47:20,018 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 01:47:20,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 01:47:20,018 INFO L82 PathProgramCache]: Analyzing trace with hash 1283379814, now seen corresponding path program 1 times [2019-11-28 01:47:20,018 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 01:47:20,019 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [331744716] [2019-11-28 01:47:20,019 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 01:47:20,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 01:47:20,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 01:47:20,100 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [331744716] [2019-11-28 01:47:20,101 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 01:47:20,101 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 01:47:20,101 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338834181] [2019-11-28 01:47:20,102 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 01:47:20,102 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 01:47:20,102 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 01:47:20,103 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 01:47:20,103 INFO L87 Difference]: Start difference. First operand 311 states and 436 transitions. Second operand 3 states. [2019-11-28 01:47:20,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 01:47:20,134 INFO L93 Difference]: Finished difference Result 611 states and 862 transitions. [2019-11-28 01:47:20,135 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 01:47:20,135 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2019-11-28 01:47:20,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 01:47:20,138 INFO L225 Difference]: With dead ends: 611 [2019-11-28 01:47:20,138 INFO L226 Difference]: Without dead ends: 300 [2019-11-28 01:47:20,140 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 01:47:20,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 300 states. [2019-11-28 01:47:20,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 300 to 297. [2019-11-28 01:47:20,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 297 states. [2019-11-28 01:47:20,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 297 states and 415 transitions. [2019-11-28 01:47:20,162 INFO L78 Accepts]: Start accepts. Automaton has 297 states and 415 transitions. Word has length 20 [2019-11-28 01:47:20,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 01:47:20,162 INFO L462 AbstractCegarLoop]: Abstraction has 297 states and 415 transitions. [2019-11-28 01:47:20,162 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 01:47:20,162 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 415 transitions. [2019-11-28 01:47:20,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-28 01:47:20,164 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 01:47:20,165 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 01:47:20,165 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 01:47:20,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 01:47:20,165 INFO L82 PathProgramCache]: Analyzing trace with hash 1155007385, now seen corresponding path program 1 times [2019-11-28 01:47:20,166 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 01:47:20,166 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [776801731] [2019-11-28 01:47:20,166 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 01:47:20,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 01:47:20,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 01:47:20,228 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [776801731] [2019-11-28 01:47:20,228 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 01:47:20,228 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 01:47:20,228 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [196005804] [2019-11-28 01:47:20,229 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 01:47:20,229 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 01:47:20,229 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 01:47:20,231 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 01:47:20,231 INFO L87 Difference]: Start difference. First operand 297 states and 415 transitions. Second operand 3 states. [2019-11-28 01:47:20,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 01:47:20,285 INFO L93 Difference]: Finished difference Result 706 states and 990 transitions. [2019-11-28 01:47:20,286 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 01:47:20,286 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 23 [2019-11-28 01:47:20,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 01:47:20,289 INFO L225 Difference]: With dead ends: 706 [2019-11-28 01:47:20,289 INFO L226 Difference]: Without dead ends: 412 [2019-11-28 01:47:20,290 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 01:47:20,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 412 states. [2019-11-28 01:47:20,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 412 to 410. [2019-11-28 01:47:20,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 410 states. [2019-11-28 01:47:20,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 410 states and 574 transitions. [2019-11-28 01:47:20,313 INFO L78 Accepts]: Start accepts. Automaton has 410 states and 574 transitions. Word has length 23 [2019-11-28 01:47:20,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 01:47:20,314 INFO L462 AbstractCegarLoop]: Abstraction has 410 states and 574 transitions. [2019-11-28 01:47:20,314 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 01:47:20,314 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 574 transitions. [2019-11-28 01:47:20,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-11-28 01:47:20,317 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 01:47:20,317 INFO L410 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] [2019-11-28 01:47:20,317 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 01:47:20,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 01:47:20,318 INFO L82 PathProgramCache]: Analyzing trace with hash -1364814432, now seen corresponding path program 1 times [2019-11-28 01:47:20,318 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 01:47:20,319 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [465956849] [2019-11-28 01:47:20,319 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 01:47:20,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 01:47:20,442 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 01:47:20,443 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [465956849] [2019-11-28 01:47:20,443 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [504490450] [2019-11-28 01:47:20,444 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 01:47:20,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 01:47:20,671 INFO L255 TraceCheckSpWp]: Trace formula consists of 527 conjuncts, 3 conjunts are in the unsatisfiable core [2019-11-28 01:47:20,680 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 01:47:20,706 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-28 01:47:20,707 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-28 01:47:20,707 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2019-11-28 01:47:20,708 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [401763610] [2019-11-28 01:47:20,708 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 01:47:20,709 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 01:47:20,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 01:47:20,710 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2019-11-28 01:47:20,710 INFO L87 Difference]: Start difference. First operand 410 states and 574 transitions. Second operand 3 states. [2019-11-28 01:47:20,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 01:47:20,864 INFO L93 Difference]: Finished difference Result 1218 states and 1704 transitions. [2019-11-28 01:47:20,864 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 01:47:20,865 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 38 [2019-11-28 01:47:20,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 01:47:20,870 INFO L225 Difference]: With dead ends: 1218 [2019-11-28 01:47:20,870 INFO L226 Difference]: Without dead ends: 811 [2019-11-28 01:47:20,872 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2019-11-28 01:47:20,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 811 states. [2019-11-28 01:47:20,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 811 to 658. [2019-11-28 01:47:20,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 658 states. [2019-11-28 01:47:20,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 658 states and 927 transitions. [2019-11-28 01:47:20,922 INFO L78 Accepts]: Start accepts. Automaton has 658 states and 927 transitions. Word has length 38 [2019-11-28 01:47:20,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 01:47:20,923 INFO L462 AbstractCegarLoop]: Abstraction has 658 states and 927 transitions. [2019-11-28 01:47:20,923 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 01:47:20,923 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 927 transitions. [2019-11-28 01:47:20,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-11-28 01:47:20,928 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 01:47:20,928 INFO L410 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] [2019-11-28 01:47:21,133 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 01:47:21,134 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 01:47:21,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 01:47:21,134 INFO L82 PathProgramCache]: Analyzing trace with hash 1984056776, now seen corresponding path program 1 times [2019-11-28 01:47:21,134 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 01:47:21,135 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1064739827] [2019-11-28 01:47:21,136 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 01:47:21,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 01:47:21,285 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 01:47:21,286 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1064739827] [2019-11-28 01:47:21,286 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1428802700] [2019-11-28 01:47:21,286 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 01:47:21,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 01:47:21,492 INFO L255 TraceCheckSpWp]: Trace formula consists of 528 conjuncts, 3 conjunts are in the unsatisfiable core [2019-11-28 01:47:21,499 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 01:47:21,513 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-28 01:47:21,514 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-28 01:47:21,514 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2019-11-28 01:47:21,515 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1317389115] [2019-11-28 01:47:21,515 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 01:47:21,516 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 01:47:21,516 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 01:47:21,517 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2019-11-28 01:47:21,517 INFO L87 Difference]: Start difference. First operand 658 states and 927 transitions. Second operand 3 states. [2019-11-28 01:47:21,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 01:47:21,615 INFO L93 Difference]: Finished difference Result 1964 states and 2767 transitions. [2019-11-28 01:47:21,615 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 01:47:21,615 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 39 [2019-11-28 01:47:21,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 01:47:21,624 INFO L225 Difference]: With dead ends: 1964 [2019-11-28 01:47:21,624 INFO L226 Difference]: Without dead ends: 1309 [2019-11-28 01:47:21,626 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2019-11-28 01:47:21,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1309 states. [2019-11-28 01:47:21,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1309 to 1300. [2019-11-28 01:47:21,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1300 states. [2019-11-28 01:47:21,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 1300 states and 1823 transitions. [2019-11-28 01:47:21,715 INFO L78 Accepts]: Start accepts. Automaton has 1300 states and 1823 transitions. Word has length 39 [2019-11-28 01:47:21,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 01:47:21,724 INFO L462 AbstractCegarLoop]: Abstraction has 1300 states and 1823 transitions. [2019-11-28 01:47:21,725 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 01:47:21,725 INFO L276 IsEmpty]: Start isEmpty. Operand 1300 states and 1823 transitions. [2019-11-28 01:47:21,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-11-28 01:47:21,727 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 01:47:21,728 INFO L410 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, 1] [2019-11-28 01:47:21,934 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 01:47:21,934 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 01:47:21,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 01:47:21,934 INFO L82 PathProgramCache]: Analyzing trace with hash -1431972421, now seen corresponding path program 1 times [2019-11-28 01:47:21,935 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 01:47:21,935 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1761919077] [2019-11-28 01:47:21,935 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 01:47:21,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 01:47:22,087 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 01:47:22,087 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1761919077] [2019-11-28 01:47:22,088 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1162352500] [2019-11-28 01:47:22,088 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 01:47:22,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 01:47:22,271 INFO L255 TraceCheckSpWp]: Trace formula consists of 529 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-28 01:47:22,274 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 01:47:22,303 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-28 01:47:22,303 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-28 01:47:22,303 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2019-11-28 01:47:22,303 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [856109440] [2019-11-28 01:47:22,304 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 01:47:22,304 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 01:47:22,304 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 01:47:22,305 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-28 01:47:22,305 INFO L87 Difference]: Start difference. First operand 1300 states and 1823 transitions. Second operand 3 states. [2019-11-28 01:47:22,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 01:47:22,424 INFO L93 Difference]: Finished difference Result 3616 states and 5107 transitions. [2019-11-28 01:47:22,424 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 01:47:22,424 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 40 [2019-11-28 01:47:22,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 01:47:22,437 INFO L225 Difference]: With dead ends: 3616 [2019-11-28 01:47:22,438 INFO L226 Difference]: Without dead ends: 2319 [2019-11-28 01:47:22,440 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-28 01:47:22,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2319 states. [2019-11-28 01:47:22,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2319 to 2316. [2019-11-28 01:47:22,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2316 states. [2019-11-28 01:47:22,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2316 states to 2316 states and 3269 transitions. [2019-11-28 01:47:22,549 INFO L78 Accepts]: Start accepts. Automaton has 2316 states and 3269 transitions. Word has length 40 [2019-11-28 01:47:22,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 01:47:22,549 INFO L462 AbstractCegarLoop]: Abstraction has 2316 states and 3269 transitions. [2019-11-28 01:47:22,549 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 01:47:22,549 INFO L276 IsEmpty]: Start isEmpty. Operand 2316 states and 3269 transitions. [2019-11-28 01:47:22,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-11-28 01:47:22,551 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 01:47:22,551 INFO L410 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, 1] [2019-11-28 01:47:22,756 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 01:47:22,757 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 01:47:22,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 01:47:22,758 INFO L82 PathProgramCache]: Analyzing trace with hash 1668625743, now seen corresponding path program 1 times [2019-11-28 01:47:22,759 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 01:47:22,759 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1132614605] [2019-11-28 01:47:22,760 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 01:47:22,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 01:47:22,889 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-28 01:47:22,890 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1132614605] [2019-11-28 01:47:22,890 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 01:47:22,890 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 01:47:22,890 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1076457069] [2019-11-28 01:47:22,891 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 01:47:22,891 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 01:47:22,891 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 01:47:22,892 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 01:47:22,892 INFO L87 Difference]: Start difference. First operand 2316 states and 3269 transitions. Second operand 5 states. [2019-11-28 01:47:23,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 01:47:23,257 INFO L93 Difference]: Finished difference Result 8628 states and 12165 transitions. [2019-11-28 01:47:23,257 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 01:47:23,257 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 40 [2019-11-28 01:47:23,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 01:47:23,293 INFO L225 Difference]: With dead ends: 8628 [2019-11-28 01:47:23,294 INFO L226 Difference]: Without dead ends: 6315 [2019-11-28 01:47:23,302 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-28 01:47:23,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6315 states. [2019-11-28 01:47:23,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6315 to 2364. [2019-11-28 01:47:23,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2364 states. [2019-11-28 01:47:23,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2364 states to 2364 states and 3317 transitions. [2019-11-28 01:47:23,525 INFO L78 Accepts]: Start accepts. Automaton has 2364 states and 3317 transitions. Word has length 40 [2019-11-28 01:47:23,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 01:47:23,526 INFO L462 AbstractCegarLoop]: Abstraction has 2364 states and 3317 transitions. [2019-11-28 01:47:23,526 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 01:47:23,526 INFO L276 IsEmpty]: Start isEmpty. Operand 2364 states and 3317 transitions. [2019-11-28 01:47:23,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-11-28 01:47:23,530 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 01:47:23,530 INFO L410 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, 1] [2019-11-28 01:47:23,530 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 01:47:23,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 01:47:23,531 INFO L82 PathProgramCache]: Analyzing trace with hash 388762065, now seen corresponding path program 1 times [2019-11-28 01:47:23,532 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 01:47:23,533 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1981950999] [2019-11-28 01:47:23,533 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 01:47:23,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 01:47:23,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 01:47:23,754 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 01:47:23,754 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-11-28 01:47:23,784 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,786 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,787 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,787 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,788 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,789 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,789 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,790 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,791 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,791 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,792 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,792 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,793 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,793 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,794 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,794 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,795 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,795 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,796 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,796 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,797 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,798 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,798 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,799 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,799 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,800 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,800 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,801 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,801 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,802 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,802 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,803 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,803 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,804 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,804 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,805 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,805 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,806 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,806 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,807 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,807 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,808 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,808 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,809 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,809 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,810 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,810 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,811 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,811 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,812 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,812 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,812 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,813 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,813 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,814 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,814 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,815 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,815 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,816 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,816 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:23,914 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 01:47:23 BoogieIcfgContainer [2019-11-28 01:47:23,914 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 01:47:23,914 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 01:47:23,915 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 01:47:23,915 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 01:47:23,916 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:47:18" (3/4) ... [2019-11-28 01:47:23,924 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-28 01:47:23,925 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 01:47:23,928 INFO L168 Benchmark]: Toolchain (without parser) took 8049.01 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 250.6 MB). Free memory was 950.8 MB in the beginning and 1.2 GB in the end (delta: -230.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. [2019-11-28 01:47:23,931 INFO L168 Benchmark]: CDTParser took 0.65 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 01:47:23,933 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1326.48 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 79.2 MB). Free memory was 950.8 MB in the beginning and 1.0 GB in the end (delta: -58.2 MB). Peak memory consumption was 34.2 MB. Max. memory is 11.5 GB. [2019-11-28 01:47:23,934 INFO L168 Benchmark]: Boogie Procedure Inliner took 179.00 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 01:47:23,936 INFO L168 Benchmark]: Boogie Preprocessor took 119.90 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. [2019-11-28 01:47:23,937 INFO L168 Benchmark]: RCFGBuilder took 1297.77 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 905.1 MB in the end (delta: 96.8 MB). Peak memory consumption was 96.8 MB. Max. memory is 11.5 GB. [2019-11-28 01:47:23,939 INFO L168 Benchmark]: TraceAbstraction took 5106.11 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 171.4 MB). Free memory was 905.1 MB in the beginning and 1.2 GB in the end (delta: -276.6 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 01:47:23,940 INFO L168 Benchmark]: Witness Printer took 10.49 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 01:47:23,950 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.65 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1326.48 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 79.2 MB). Free memory was 950.8 MB in the beginning and 1.0 GB in the end (delta: -58.2 MB). Peak memory consumption was 34.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 179.00 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 119.90 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1297.77 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 905.1 MB in the end (delta: 96.8 MB). Peak memory consumption was 96.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 5106.11 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 171.4 MB). Free memory was 905.1 MB in the beginning and 1.2 GB in the end (delta: -276.6 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 10.49 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 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 - 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: 3303]: 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 2945, overapproximation of bitwiseOr at line 2667. Possible FailurePath: [L2752] int ldv_irq_1_2 = 0; [L2753] int LDV_IN_INTERRUPT = 1; [L2754] int ldv_irq_1_3 = 0; [L2755] void *ldv_irq_data_1_1 ; [L2756] int ldv_irq_1_1 = 0; [L2757] int ldv_irq_1_0 = 0; [L2758] int probed_2 = 0; [L2759] int ldv_irq_line_1_3 ; [L2760] void *ldv_irq_data_1_0 ; [L2761] int ldv_state_variable_0 ; [L2762] int ldv_irq_line_1_0 ; [L2763] int ldv_state_variable_2 ; [L2764] void *ldv_irq_data_1_3 ; [L2765] int ref_cnt ; [L2766] int ldv_irq_line_1_1 ; [L2767] struct platform_device *iio_interrupt_trigger_driver_group1 ; [L2768] void *ldv_irq_data_1_2 ; [L2769] int ldv_state_variable_1 ; [L2770] int ldv_irq_line_1_2 ; [L2867] static struct iio_trigger_ops const iio_interrupt_trigger_ops = {& __this_module, 0, 0, 0}; [L2944-L2954] 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}; [L2970] int ldv_retval_0 ; [L2971] int ldv_retval_1 ; [L2974] int ldv_retval_2 ; [L3342] int ldv_module_refcounter = 1; VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={3:0}, 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] [L3123] int tmp ; [L3124] int tmp___0 ; [L3125] int tmp___1 ; VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={3:0}, 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] [L3128] ldv_state_variable_1 = 1 [L3129] ref_cnt = 0 [L3130] ldv_state_variable_0 = 1 [L3131] ldv_state_variable_2 = 0 VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={3:0}, 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] [L3133] tmp = __VERIFIER_nondet_int() [L3135] case 0: [L3141] case 1: VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={3:0}, 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] [L3142] COND TRUE ldv_state_variable_0 != 0 [L3143] tmp___0 = __VERIFIER_nondet_int() [L3145] case 0: [L3153] case 1: VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={3:0}, 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] [L3154] COND TRUE ldv_state_variable_0 == 1 [L2957] int tmp ; [L3280] ldv_func_ret_type___0 ldv_func_res ; [L3281] int tmp ; [L3410] return __VERIFIER_nondet_int(); [L3283] tmp = __platform_driver_register(ldv_func_arg1, ldv_func_arg2) [L3284] ldv_func_res = tmp [L3285] ldv_state_variable_2 = 1 [L3088] void *tmp ; [L2712] void *p ; [L2713] void *tmp ; [L2715] tmp = calloc(1UL, size) [L2716] p = tmp [L2718] return (p); VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={3:0}, 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] [L3090] tmp = ldv_init_zalloc(1472UL) [L3091] iio_interrupt_trigger_driver_group1 = (struct platform_device *)tmp VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={3:0}, 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] [L3287] return (ldv_func_res); VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={3:0}, 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] [L2959] tmp = ldv___platform_driver_register_10(& iio_interrupt_trigger_driver, & __this_module) [L2960] return (tmp); VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={3:0}, 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] [L3155] ldv_retval_0 = iio_interrupt_trigger_driver_init() [L3156] COND TRUE ldv_retval_0 == 0 [L3157] ldv_state_variable_0 = 3 VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={3:0}, 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] [L3160] COND FALSE !(ldv_retval_0 != 0) VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={3:0}, 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] [L3133] tmp = __VERIFIER_nondet_int() [L3135] case 0: [L3141] case 1: [L3175] case 2: VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={3:0}, 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] [L3176] COND TRUE ldv_state_variable_2 != 0 [L3177] tmp___1 = __VERIFIER_nondet_int() [L3179] case 0: VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={3:0}, 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] [L3180] COND TRUE ldv_state_variable_2 == 1 [L2870] struct iio_interrupt_trigger_info *trig_info ; [L2871] struct iio_trigger *trig ; [L2872] unsigned long irqflags ; [L2873] struct resource *irq_res ; [L2874] int irq ; [L2875] int ret ; [L2876] void *tmp ; [L2878] ret = 0 [L2678] void *p ; [L2679] void *tmp ; [L2680] int tmp___0 ; [L2682] tmp___0 = __VERIFIER_nondet_int() [L2683] COND FALSE !(tmp___0 != 0) [L2686] tmp = malloc(size) [L2687] p = tmp [L2689] return (p); VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={3:0}, 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] [L3438] return ldv_malloc(sizeof(struct resource)); [L2879] irq_res = platform_get_resource(pdev, 1024U, 0U) [L2880] COND FALSE !((unsigned long )irq_res == (unsigned long )((struct resource *)0)) [L2884] EXPR irq_res->flags [L2884] irqflags = (irq_res->flags & 15UL) | 128UL [L2885] EXPR irq_res->start [L2885] irq = (int )irq_res->start [L2886] trig = iio_trigger_alloc("irqtrig%d", irq) VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={3:0}, 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] [L2887] COND FALSE !((unsigned long )trig == (unsigned long )((struct iio_trigger *)0)) [L2665] void *tmp ; [L2656] void *tmp___2 ; [L2678] void *p ; [L2679] void *tmp ; [L2680] int tmp___0 ; [L2682] tmp___0 = __VERIFIER_nondet_int() [L2683] COND TRUE tmp___0 != 0 [L2684] return ((void *)0); VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={3:0}, 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); [L2658] tmp___2 = __kmalloc(size, flags) [L2659] return (tmp___2); VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={3:0}, 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] [L2667] tmp = kmalloc(size, flags | 32768U) [L2668] return (tmp); VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={3:0}, 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] [L2892] tmp = kzalloc(4UL, 208U) [L2893] trig_info = (struct iio_interrupt_trigger_info *)tmp VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={3:0}, 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 TRUE (unsigned long )trig_info == (unsigned long )((struct iio_interrupt_trigger_info *)0) [L2895] ret = -12 VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={3:0}, 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] [L2836] EXPR trig->ops [L2836] (trig->ops)->owner [L3373] COND TRUE (unsigned long )module != (unsigned long )((struct module *)0) VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={3:0}, 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] [L3374] COND TRUE ldv_module_refcounter <= 1 VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={3:0}, 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] [L3303] __VERIFIER_error() VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={3:0}, 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, 178 locations, 4 error locations. Result: UNSAFE, OverallTime: 4.8s, OverallIterations: 9, TraceHistogramMax: 2, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1875 SDtfs, 1895 SDslu, 1989 SDs, 0 SdLazy, 88 SolverSat, 26 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 148 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2364occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 8 MinimizatonAttempts, 4130 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 390 NumberOfCodeBlocks, 390 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 339 ConstructedInterpolants, 0 QuantifiedInterpolants, 28931 SizeOfPredicates, 1 NumberOfNonLiveVariables, 1584 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 11 InterpolantComputations, 8 PerfectInterpolantSequences, 15/21 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-30f4e4a [2019-11-28 01:47:26,150 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 01:47:26,154 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 01:47:26,173 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 01:47:26,173 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 01:47:26,175 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 01:47:26,176 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 01:47:26,178 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 01:47:26,180 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 01:47:26,182 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 01:47:26,183 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 01:47:26,184 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 01:47:26,185 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 01:47:26,186 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 01:47:26,187 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 01:47:26,188 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 01:47:26,189 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 01:47:26,190 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 01:47:26,192 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 01:47:26,194 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 01:47:26,196 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 01:47:26,198 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 01:47:26,199 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 01:47:26,200 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 01:47:26,202 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 01:47:26,203 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 01:47:26,203 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 01:47:26,204 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 01:47:26,205 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 01:47:26,206 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 01:47:26,207 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 01:47:26,207 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 01:47:26,208 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 01:47:26,209 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 01:47:26,211 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 01:47:26,211 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 01:47:26,212 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 01:47:26,212 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 01:47:26,213 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 01:47:26,214 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 01:47:26,215 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 01:47:26,216 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-28 01:47:26,231 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 01:47:26,231 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 01:47:26,233 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 01:47:26,233 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 01:47:26,233 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 01:47:26,234 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 01:47:26,234 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 01:47:26,234 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 01:47:26,235 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 01:47:26,235 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 01:47:26,235 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-28 01:47:26,236 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-28 01:47:26,236 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 01:47:26,236 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 01:47:26,236 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 01:47:26,237 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 01:47:26,237 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 01:47:26,237 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 01:47:26,238 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 01:47:26,238 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 01:47:26,238 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 01:47:26,239 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 01:47:26,239 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 01:47:26,239 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-28 01:47:26,239 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-28 01:47:26,240 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 01:47:26,240 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 01:47:26,240 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-28 01:47:26,240 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e0f5271b3ddc7b4a5ff7e7ec42981c4dbcef13b [2019-11-28 01:47:26,561 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 01:47:26,581 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 01:47:26,587 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 01:47:26,589 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 01:47:26,590 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 01:47:26,590 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2019-11-28 01:47:26,668 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/caeb49dd2/71e8d08d442a4b62aac5e3858148cfc8/FLAG56d19e532 [2019-11-28 01:47:27,387 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 01:47:27,389 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2019-11-28 01:47:27,421 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/caeb49dd2/71e8d08d442a4b62aac5e3858148cfc8/FLAG56d19e532 [2019-11-28 01:47:27,520 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/caeb49dd2/71e8d08d442a4b62aac5e3858148cfc8 [2019-11-28 01:47:27,523 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 01:47:27,525 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 01:47:27,526 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 01:47:27,526 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 01:47:27,530 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 01:47:27,531 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:47:27" (1/1) ... [2019-11-28 01:47:27,534 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@337a961d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:47:27, skipping insertion in model container [2019-11-28 01:47:27,535 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:47:27" (1/1) ... [2019-11-28 01:47:27,541 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 01:47:27,615 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 01:47:28,667 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 01:47:28,702 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 01:47:28,829 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 01:47:28,909 INFO L208 MainTranslator]: Completed translation [2019-11-28 01:47:28,910 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:47:28 WrapperNode [2019-11-28 01:47:28,910 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 01:47:28,912 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 01:47:28,912 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 01:47:28,912 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 01:47:28,922 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:47:28" (1/1) ... [2019-11-28 01:47:28,979 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:47:28" (1/1) ... [2019-11-28 01:47:29,072 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 01:47:29,074 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 01:47:29,075 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 01:47:29,075 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 01:47:29,087 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:47:28" (1/1) ... [2019-11-28 01:47:29,088 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:47:28" (1/1) ... [2019-11-28 01:47:29,115 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:47:28" (1/1) ... [2019-11-28 01:47:29,117 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:47:28" (1/1) ... [2019-11-28 01:47:29,175 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:47:28" (1/1) ... [2019-11-28 01:47:29,187 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:47:28" (1/1) ... [2019-11-28 01:47:29,195 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:47:28" (1/1) ... [2019-11-28 01:47:29,210 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 01:47:29,213 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 01:47:29,213 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 01:47:29,213 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 01:47:29,214 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:47:28" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 01:47:29,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-28 01:47:29,323 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 01:47:29,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2019-11-28 01:47:29,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-28 01:47:29,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-28 01:47:29,325 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 01:47:29,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-28 01:47:29,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-28 01:47:29,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-11-28 01:47:29,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2019-11-28 01:47:29,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-28 01:47:29,327 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 01:47:29,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 01:47:30,678 INFO L292 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 01:47:30,679 INFO L297 CfgBuilder]: Removed 182 assume(true) statements. [2019-11-28 01:47:30,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:47:30 BoogieIcfgContainer [2019-11-28 01:47:30,680 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 01:47:30,683 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 01:47:30,683 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 01:47:30,686 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 01:47:30,687 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 01:47:27" (1/3) ... [2019-11-28 01:47:30,688 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13f05ed7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 01:47:30, skipping insertion in model container [2019-11-28 01:47:30,689 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:47:28" (2/3) ... [2019-11-28 01:47:30,689 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13f05ed7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 01:47:30, skipping insertion in model container [2019-11-28 01:47:30,691 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:47:30" (3/3) ... [2019-11-28 01:47:30,693 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2019-11-28 01:47:30,705 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 01:47:30,716 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2019-11-28 01:47:30,730 INFO L249 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-11-28 01:47:30,766 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 01:47:30,767 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 01:47:30,767 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 01:47:30,767 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 01:47:30,768 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 01:47:30,768 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 01:47:30,768 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 01:47:30,768 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 01:47:30,795 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states. [2019-11-28 01:47:30,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-28 01:47:30,808 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 01:47:30,810 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 01:47:30,810 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 01:47:30,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 01:47:30,820 INFO L82 PathProgramCache]: Analyzing trace with hash 1062036277, now seen corresponding path program 1 times [2019-11-28 01:47:30,837 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-28 01:47:30,838 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [940854735] [2019-11-28 01:47:30,838 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2019-11-28 01:47:31,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 01:47:31,206 INFO L255 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-28 01:47:31,212 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 01:47:31,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 01:47:31,261 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-28 01:47:31,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 01:47:31,288 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [940854735] [2019-11-28 01:47:31,289 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-28 01:47:31,289 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-11-28 01:47:31,291 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1849513092] [2019-11-28 01:47:31,298 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 01:47:31,299 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-28 01:47:31,314 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 01:47:31,315 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-28 01:47:31,318 INFO L87 Difference]: Start difference. First operand 178 states. Second operand 4 states. [2019-11-28 01:47:31,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 01:47:31,514 INFO L93 Difference]: Finished difference Result 670 states and 967 transitions. [2019-11-28 01:47:31,514 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-28 01:47:31,516 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2019-11-28 01:47:31,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 01:47:31,546 INFO L225 Difference]: With dead ends: 670 [2019-11-28 01:47:31,546 INFO L226 Difference]: Without dead ends: 467 [2019-11-28 01:47:31,552 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-28 01:47:31,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 467 states. [2019-11-28 01:47:31,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 467 to 455. [2019-11-28 01:47:31,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 455 states. [2019-11-28 01:47:31,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 455 states and 645 transitions. [2019-11-28 01:47:31,678 INFO L78 Accepts]: Start accepts. Automaton has 455 states and 645 transitions. Word has length 13 [2019-11-28 01:47:31,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 01:47:31,679 INFO L462 AbstractCegarLoop]: Abstraction has 455 states and 645 transitions. [2019-11-28 01:47:31,679 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 01:47:31,679 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 645 transitions. [2019-11-28 01:47:31,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-28 01:47:31,682 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 01:47:31,682 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 01:47:31,896 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-11-28 01:47:31,897 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 01:47:31,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 01:47:31,898 INFO L82 PathProgramCache]: Analyzing trace with hash 1283320232, now seen corresponding path program 1 times [2019-11-28 01:47:31,899 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-28 01:47:31,900 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [412116850] [2019-11-28 01:47:31,900 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2019-11-28 01:47:32,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 01:47:32,127 INFO L255 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-28 01:47:32,130 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 01:47:32,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 01:47:32,148 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-28 01:47:32,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 01:47:32,153 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [412116850] [2019-11-28 01:47:32,153 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-28 01:47:32,153 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2019-11-28 01:47:32,154 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1837965765] [2019-11-28 01:47:32,156 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 01:47:32,157 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-28 01:47:32,157 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 01:47:32,158 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 01:47:32,158 INFO L87 Difference]: Start difference. First operand 455 states and 645 transitions. Second operand 3 states. [2019-11-28 01:47:32,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 01:47:32,217 INFO L93 Difference]: Finished difference Result 461 states and 649 transitions. [2019-11-28 01:47:32,218 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 01:47:32,218 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2019-11-28 01:47:32,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 01:47:32,221 INFO L225 Difference]: With dead ends: 461 [2019-11-28 01:47:32,221 INFO L226 Difference]: Without dead ends: 458 [2019-11-28 01:47:32,223 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 01:47:32,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 458 states. [2019-11-28 01:47:32,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 458 to 455. [2019-11-28 01:47:32,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 455 states. [2019-11-28 01:47:32,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 455 states and 644 transitions. [2019-11-28 01:47:32,260 INFO L78 Accepts]: Start accepts. Automaton has 455 states and 644 transitions. Word has length 20 [2019-11-28 01:47:32,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 01:47:32,262 INFO L462 AbstractCegarLoop]: Abstraction has 455 states and 644 transitions. [2019-11-28 01:47:32,263 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 01:47:32,265 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 644 transitions. [2019-11-28 01:47:32,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-28 01:47:32,272 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 01:47:32,272 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 01:47:32,485 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-11-28 01:47:32,486 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 01:47:32,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 01:47:32,487 INFO L82 PathProgramCache]: Analyzing trace with hash 1283379814, now seen corresponding path program 1 times [2019-11-28 01:47:32,489 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-28 01:47:32,490 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [138381381] [2019-11-28 01:47:32,490 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2019-11-28 01:47:32,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 01:47:32,710 INFO L255 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-28 01:47:32,712 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 01:47:32,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 01:47:32,801 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-28 01:47:32,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 01:47:32,808 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [138381381] [2019-11-28 01:47:32,808 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-28 01:47:32,808 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-11-28 01:47:32,809 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [884058059] [2019-11-28 01:47:32,809 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 01:47:32,810 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-28 01:47:32,810 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 01:47:32,810 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 01:47:32,810 INFO L87 Difference]: Start difference. First operand 455 states and 644 transitions. Second operand 3 states. [2019-11-28 01:47:32,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 01:47:32,857 INFO L93 Difference]: Finished difference Result 896 states and 1275 transitions. [2019-11-28 01:47:32,858 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 01:47:32,858 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2019-11-28 01:47:32,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 01:47:32,862 INFO L225 Difference]: With dead ends: 896 [2019-11-28 01:47:32,862 INFO L226 Difference]: Without dead ends: 441 [2019-11-28 01:47:32,864 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 01:47:32,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 441 states. [2019-11-28 01:47:32,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 441 to 297. [2019-11-28 01:47:32,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 297 states. [2019-11-28 01:47:32,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 297 states and 415 transitions. [2019-11-28 01:47:32,890 INFO L78 Accepts]: Start accepts. Automaton has 297 states and 415 transitions. Word has length 20 [2019-11-28 01:47:32,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 01:47:32,890 INFO L462 AbstractCegarLoop]: Abstraction has 297 states and 415 transitions. [2019-11-28 01:47:32,891 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 01:47:32,891 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 415 transitions. [2019-11-28 01:47:32,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-28 01:47:32,892 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 01:47:32,892 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 01:47:33,105 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-11-28 01:47:33,106 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 01:47:33,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 01:47:33,106 INFO L82 PathProgramCache]: Analyzing trace with hash 1155007385, now seen corresponding path program 1 times [2019-11-28 01:47:33,107 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-28 01:47:33,107 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2024048376] [2019-11-28 01:47:33,107 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2019-11-28 01:47:33,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 01:47:33,346 INFO L255 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-28 01:47:33,349 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 01:47:33,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 01:47:33,360 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-28 01:47:33,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 01:47:33,364 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2024048376] [2019-11-28 01:47:33,364 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-28 01:47:33,365 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2019-11-28 01:47:33,365 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [829082728] [2019-11-28 01:47:33,365 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 01:47:33,366 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-28 01:47:33,366 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 01:47:33,366 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 01:47:33,366 INFO L87 Difference]: Start difference. First operand 297 states and 415 transitions. Second operand 3 states. [2019-11-28 01:47:33,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 01:47:33,452 INFO L93 Difference]: Finished difference Result 706 states and 990 transitions. [2019-11-28 01:47:33,453 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 01:47:33,453 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 23 [2019-11-28 01:47:33,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 01:47:33,456 INFO L225 Difference]: With dead ends: 706 [2019-11-28 01:47:33,456 INFO L226 Difference]: Without dead ends: 412 [2019-11-28 01:47:33,457 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 01:47:33,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 412 states. [2019-11-28 01:47:33,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 412 to 410. [2019-11-28 01:47:33,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 410 states. [2019-11-28 01:47:33,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 410 states and 574 transitions. [2019-11-28 01:47:33,487 INFO L78 Accepts]: Start accepts. Automaton has 410 states and 574 transitions. Word has length 23 [2019-11-28 01:47:33,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 01:47:33,487 INFO L462 AbstractCegarLoop]: Abstraction has 410 states and 574 transitions. [2019-11-28 01:47:33,487 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 01:47:33,487 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 574 transitions. [2019-11-28 01:47:33,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-11-28 01:47:33,489 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 01:47:33,489 INFO L410 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] [2019-11-28 01:47:33,713 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-11-28 01:47:33,714 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 01:47:33,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 01:47:33,714 INFO L82 PathProgramCache]: Analyzing trace with hash -1364814432, now seen corresponding path program 1 times [2019-11-28 01:47:33,716 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-28 01:47:33,716 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [641884283] [2019-11-28 01:47:33,717 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2019-11-28 01:47:33,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 01:47:33,946 INFO L255 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-28 01:47:33,949 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 01:47:33,961 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-28 01:47:33,961 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-28 01:47:33,976 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-28 01:47:33,976 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [641884283] [2019-11-28 01:47:33,977 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-28 01:47:33,977 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2019-11-28 01:47:33,977 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [403429496] [2019-11-28 01:47:33,977 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 01:47:33,978 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-28 01:47:33,978 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 01:47:33,978 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-28 01:47:33,978 INFO L87 Difference]: Start difference. First operand 410 states and 574 transitions. Second operand 4 states. [2019-11-28 01:47:34,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 01:47:34,060 INFO L93 Difference]: Finished difference Result 1150 states and 1620 transitions. [2019-11-28 01:47:34,061 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 01:47:34,061 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 38 [2019-11-28 01:47:34,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 01:47:34,065 INFO L225 Difference]: With dead ends: 1150 [2019-11-28 01:47:34,065 INFO L226 Difference]: Without dead ends: 743 [2019-11-28 01:47:34,067 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-28 01:47:34,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 743 states. [2019-11-28 01:47:34,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 743 to 740. [2019-11-28 01:47:34,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 740 states. [2019-11-28 01:47:34,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 740 states and 1043 transitions. [2019-11-28 01:47:34,113 INFO L78 Accepts]: Start accepts. Automaton has 740 states and 1043 transitions. Word has length 38 [2019-11-28 01:47:34,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 01:47:34,113 INFO L462 AbstractCegarLoop]: Abstraction has 740 states and 1043 transitions. [2019-11-28 01:47:34,113 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 01:47:34,114 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 1043 transitions. [2019-11-28 01:47:34,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-11-28 01:47:34,115 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 01:47:34,116 INFO L410 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, 1] [2019-11-28 01:47:34,330 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-11-28 01:47:34,330 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 01:47:34,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 01:47:34,330 INFO L82 PathProgramCache]: Analyzing trace with hash 1668625743, now seen corresponding path program 1 times [2019-11-28 01:47:34,331 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-28 01:47:34,331 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1615247260] [2019-11-28 01:47:34,331 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2019-11-28 01:47:34,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 01:47:34,584 INFO L255 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 7 conjunts are in the unsatisfiable core [2019-11-28 01:47:34,587 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 01:47:34,634 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-28 01:47:34,634 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-28 01:47:34,711 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-28 01:47:34,712 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1615247260] [2019-11-28 01:47:34,712 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-28 01:47:34,712 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2019-11-28 01:47:34,713 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [792515199] [2019-11-28 01:47:34,713 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-28 01:47:34,713 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-28 01:47:34,714 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-28 01:47:34,714 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-11-28 01:47:34,714 INFO L87 Difference]: Start difference. First operand 740 states and 1043 transitions. Second operand 8 states. [2019-11-28 01:47:35,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 01:47:35,018 INFO L93 Difference]: Finished difference Result 3366 states and 4727 transitions. [2019-11-28 01:47:35,019 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-28 01:47:35,019 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 40 [2019-11-28 01:47:35,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 01:47:35,034 INFO L225 Difference]: With dead ends: 3366 [2019-11-28 01:47:35,034 INFO L226 Difference]: Without dead ends: 2629 [2019-11-28 01:47:35,037 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-11-28 01:47:35,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2629 states. [2019-11-28 01:47:35,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2629 to 752. [2019-11-28 01:47:35,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 752 states. [2019-11-28 01:47:35,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 752 states and 1055 transitions. [2019-11-28 01:47:35,135 INFO L78 Accepts]: Start accepts. Automaton has 752 states and 1055 transitions. Word has length 40 [2019-11-28 01:47:35,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 01:47:35,136 INFO L462 AbstractCegarLoop]: Abstraction has 752 states and 1055 transitions. [2019-11-28 01:47:35,136 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-28 01:47:35,136 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 1055 transitions. [2019-11-28 01:47:35,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-11-28 01:47:35,138 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 01:47:35,138 INFO L410 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, 1] [2019-11-28 01:47:35,352 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2019-11-28 01:47:35,353 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 01:47:35,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 01:47:35,353 INFO L82 PathProgramCache]: Analyzing trace with hash 388762065, now seen corresponding path program 1 times [2019-11-28 01:47:35,354 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-28 01:47:35,355 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [595348197] [2019-11-28 01:47:35,355 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2019-11-28 01:47:35,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 01:47:35,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 01:47:36,107 INFO L174 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2019-11-28 01:47:36,107 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-11-28 01:47:36,322 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2019-11-28 01:47:36,367 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,368 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,371 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,373 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,376 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,376 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,377 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,377 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,379 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,379 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,380 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,382 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,382 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,383 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,383 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,384 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,384 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,385 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,385 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,385 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,386 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,386 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,387 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,387 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,388 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,388 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,388 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,389 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,389 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,390 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,390 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,391 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,391 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,392 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,392 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,393 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,393 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,393 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,394 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,394 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,395 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,395 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,396 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,396 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,397 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,397 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,398 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,398 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,399 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,399 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,402 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,403 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,404 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,404 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,405 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,405 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,407 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,408 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,409 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,410 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-28 01:47:36,521 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 01:47:36 BoogieIcfgContainer [2019-11-28 01:47:36,521 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 01:47:36,522 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 01:47:36,522 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 01:47:36,523 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 01:47:36,523 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:47:30" (3/4) ... [2019-11-28 01:47:36,528 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-28 01:47:36,528 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 01:47:36,531 INFO L168 Benchmark]: Toolchain (without parser) took 9005.16 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 228.6 MB). Free memory was 952.3 MB in the beginning and 773.6 MB in the end (delta: 178.7 MB). Peak memory consumption was 407.3 MB. Max. memory is 11.5 GB. [2019-11-28 01:47:36,531 INFO L168 Benchmark]: CDTParser took 0.66 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 01:47:36,532 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1385.22 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.1 MB). Free memory was 952.3 MB in the beginning and 1.1 GB in the end (delta: -106.2 MB). Peak memory consumption was 33.9 MB. Max. memory is 11.5 GB. [2019-11-28 01:47:36,533 INFO L168 Benchmark]: Boogie Procedure Inliner took 162.39 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. [2019-11-28 01:47:36,534 INFO L168 Benchmark]: Boogie Preprocessor took 137.90 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-11-28 01:47:36,535 INFO L168 Benchmark]: RCFGBuilder took 1467.74 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 942.7 MB in the end (delta: 95.0 MB). Peak memory consumption was 95.0 MB. Max. memory is 11.5 GB. [2019-11-28 01:47:36,536 INFO L168 Benchmark]: TraceAbstraction took 5839.07 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 108.5 MB). Free memory was 935.8 MB in the beginning and 773.6 MB in the end (delta: 162.2 MB). Peak memory consumption was 270.7 MB. Max. memory is 11.5 GB. [2019-11-28 01:47:36,536 INFO L168 Benchmark]: Witness Printer took 6.11 ms. Allocated memory is still 1.3 GB. Free memory is still 773.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 01:47:36,541 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.66 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1385.22 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.1 MB). Free memory was 952.3 MB in the beginning and 1.1 GB in the end (delta: -106.2 MB). Peak memory consumption was 33.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 162.39 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 137.90 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1467.74 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 942.7 MB in the end (delta: 95.0 MB). Peak memory consumption was 95.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 5839.07 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 108.5 MB). Free memory was 935.8 MB in the beginning and 773.6 MB in the end (delta: 162.2 MB). Peak memory consumption was 270.7 MB. Max. memory is 11.5 GB. * Witness Printer took 6.11 ms. Allocated memory is still 1.3 GB. Free memory is still 773.6 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 - 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: 3303]: 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 2886. Possible FailurePath: [L2752] int ldv_irq_1_2 = 0; [L2753] int LDV_IN_INTERRUPT = 1; [L2754] int ldv_irq_1_3 = 0; [L2755] void *ldv_irq_data_1_1 ; [L2756] int ldv_irq_1_1 = 0; [L2757] int ldv_irq_1_0 = 0; [L2758] int probed_2 = 0; [L2759] int ldv_irq_line_1_3 ; [L2760] void *ldv_irq_data_1_0 ; [L2761] int ldv_state_variable_0 ; [L2762] int ldv_irq_line_1_0 ; [L2763] int ldv_state_variable_2 ; [L2764] void *ldv_irq_data_1_3 ; [L2765] int ref_cnt ; [L2766] int ldv_irq_line_1_1 ; [L2767] struct platform_device *iio_interrupt_trigger_driver_group1 ; [L2768] void *ldv_irq_data_1_2 ; [L2769] int ldv_state_variable_1 ; [L2770] int ldv_irq_line_1_2 ; [L2867] static struct iio_trigger_ops const iio_interrupt_trigger_ops = {& __this_module, 0, 0, 0}; [L2944-L2954] 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}; [L2970] int ldv_retval_0 ; [L2971] int ldv_retval_1 ; [L2974] int ldv_retval_2 ; [L3342] int ldv_module_refcounter = 1; VAL [__this_module={0:0}, iio_interrupt_trigger_driver={15:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={1610612751:0}, 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] [L3123] int tmp ; [L3124] int tmp___0 ; [L3125] int tmp___1 ; VAL [__this_module={0:0}, iio_interrupt_trigger_driver={15:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={1610612751:0}, 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] [L3128] ldv_state_variable_1 = 1 [L3129] ref_cnt = 0 [L3130] ldv_state_variable_0 = 1 [L3131] ldv_state_variable_2 = 0 VAL [__this_module={0:0}, iio_interrupt_trigger_driver={15:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={1610612751:0}, 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] [L3133] tmp = __VERIFIER_nondet_int() [L3135] case 0: [L3141] case 1: VAL [__this_module={0:0}, iio_interrupt_trigger_driver={15:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={1610612751:0}, 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] [L3142] COND TRUE ldv_state_variable_0 != 0 [L3143] tmp___0 = __VERIFIER_nondet_int() [L3145] case 0: [L3153] case 1: VAL [__this_module={0:0}, iio_interrupt_trigger_driver={15:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={1610612751:0}, 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] [L3154] COND TRUE ldv_state_variable_0 == 1 [L2957] int tmp ; [L3280] ldv_func_ret_type___0 ldv_func_res ; [L3281] int tmp ; [L3410] return __VERIFIER_nondet_int(); [L3283] tmp = __platform_driver_register(ldv_func_arg1, ldv_func_arg2) [L3284] ldv_func_res = tmp [L3285] ldv_state_variable_2 = 1 [L3088] void *tmp ; [L2712] void *p ; [L2713] void *tmp ; [L2715] tmp = calloc(1UL, size) [L2716] p = tmp [L2718] return (p); VAL [__this_module={0:0}, iio_interrupt_trigger_driver={15:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={1610612751:0}, 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] [L3090] tmp = ldv_init_zalloc(1472UL) [L3091] iio_interrupt_trigger_driver_group1 = (struct platform_device *)tmp VAL [__this_module={0:0}, iio_interrupt_trigger_driver={15:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={1610612751:0}, 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] [L3287] return (ldv_func_res); VAL [__this_module={0:0}, iio_interrupt_trigger_driver={15:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={1610612751:0}, 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] [L2959] tmp = ldv___platform_driver_register_10(& iio_interrupt_trigger_driver, & __this_module) [L2960] return (tmp); VAL [__this_module={0:0}, iio_interrupt_trigger_driver={15:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={1610612751:0}, 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] [L3155] ldv_retval_0 = iio_interrupt_trigger_driver_init() [L3156] COND TRUE ldv_retval_0 == 0 [L3157] ldv_state_variable_0 = 3 VAL [__this_module={0:0}, iio_interrupt_trigger_driver={15:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={1610612751:0}, 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] [L3160] COND FALSE !(ldv_retval_0 != 0) VAL [__this_module={0:0}, iio_interrupt_trigger_driver={15:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={1610612751:0}, 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] [L3133] tmp = __VERIFIER_nondet_int() [L3135] case 0: [L3141] case 1: [L3175] case 2: VAL [__this_module={0:0}, iio_interrupt_trigger_driver={15:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={1610612751:0}, 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] [L3176] COND TRUE ldv_state_variable_2 != 0 [L3177] tmp___1 = __VERIFIER_nondet_int() [L3179] case 0: VAL [__this_module={0:0}, iio_interrupt_trigger_driver={15:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={1610612751:0}, 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] [L3180] COND TRUE ldv_state_variable_2 == 1 [L2870] struct iio_interrupt_trigger_info *trig_info ; [L2871] struct iio_trigger *trig ; [L2872] unsigned long irqflags ; [L2873] struct resource *irq_res ; [L2874] int irq ; [L2875] int ret ; [L2876] void *tmp ; [L2878] ret = 0 [L2678] void *p ; [L2679] void *tmp ; [L2680] int tmp___0 ; [L2682] tmp___0 = __VERIFIER_nondet_int() [L2683] COND FALSE !(tmp___0 != 0) [L2686] tmp = malloc(size) [L2687] p = tmp [L2689] return (p); VAL [__this_module={0:0}, iio_interrupt_trigger_driver={15:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={1610612751:0}, 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] [L3438] return ldv_malloc(sizeof(struct resource)); [L2879] irq_res = platform_get_resource(pdev, 1024U, 0U) [L2880] COND FALSE !((unsigned long )irq_res == (unsigned long )((struct resource *)0)) [L2884] EXPR irq_res->flags [L2884] irqflags = (irq_res->flags & 15UL) | 128UL [L2885] EXPR irq_res->start [L2885] irq = (int )irq_res->start [L2886] trig = iio_trigger_alloc("irqtrig%d", irq) VAL [__this_module={0:0}, iio_interrupt_trigger_driver={15:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={1610612751:0}, 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] [L2887] COND FALSE !((unsigned long )trig == (unsigned long )((struct iio_trigger *)0)) [L2665] void *tmp ; [L2656] void *tmp___2 ; [L2678] void *p ; [L2679] void *tmp ; [L2680] int tmp___0 ; [L2682] tmp___0 = __VERIFIER_nondet_int() [L2683] COND TRUE tmp___0 != 0 [L2684] return ((void *)0); VAL [__this_module={0:0}, iio_interrupt_trigger_driver={15:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={1610612751:0}, 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); [L2658] tmp___2 = __kmalloc(size, flags) [L2659] return (tmp___2); VAL [__this_module={0:0}, iio_interrupt_trigger_driver={15:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={1610612751:0}, 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] [L2667] tmp = kmalloc(size, flags | 32768U) [L2668] return (tmp); VAL [__this_module={0:0}, iio_interrupt_trigger_driver={15:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={1610612751:0}, 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] [L2892] tmp = kzalloc(4UL, 208U) [L2893] trig_info = (struct iio_interrupt_trigger_info *)tmp VAL [__this_module={0:0}, iio_interrupt_trigger_driver={15:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={1610612751:0}, 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 TRUE (unsigned long )trig_info == (unsigned long )((struct iio_interrupt_trigger_info *)0) [L2895] ret = -12 VAL [__this_module={0:0}, iio_interrupt_trigger_driver={15:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={1610612751:0}, 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] [L2836] EXPR trig->ops [L2836] (trig->ops)->owner [L3373] COND TRUE (unsigned long )module != (unsigned long )((struct module *)0) VAL [__this_module={0:0}, iio_interrupt_trigger_driver={15:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={1610612751:0}, 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] [L3374] COND TRUE ldv_module_refcounter <= 1 VAL [__this_module={0:0}, iio_interrupt_trigger_driver={15:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={1610612751:0}, 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] [L3303] __VERIFIER_error() VAL [__this_module={0:0}, iio_interrupt_trigger_driver={15:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={1610612751:0}, 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, 178 locations, 4 error locations. Result: UNSAFE, OverallTime: 5.5s, OverallIterations: 7, TraceHistogramMax: 2, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1444 SDtfs, 2448 SDslu, 2907 SDs, 0 SdLazy, 84 SolverSat, 20 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 299 GetRequests, 284 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=752occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 6 MinimizatonAttempts, 2041 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 194 NumberOfCodeBlocks, 194 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 296 ConstructedInterpolants, 0 QuantifiedInterpolants, 19854 SizeOfPredicates, 9 NumberOfNonLiveVariables, 1248 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...