./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 54858612 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7151c4418a9328c011b7156ec8483a0f7556e371 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7151c4418a9328c011b7156ec8483a0f7556e371 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.2.0-5485861 [2020-10-26 01:55:52,363 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-26 01:55:52,367 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-26 01:55:52,411 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-26 01:55:52,411 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-26 01:55:52,413 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-26 01:55:52,415 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-26 01:55:52,417 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-26 01:55:52,420 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-26 01:55:52,421 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-26 01:55:52,423 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-26 01:55:52,424 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-26 01:55:52,425 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-26 01:55:52,426 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-26 01:55:52,428 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-26 01:55:52,430 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-26 01:55:52,431 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-26 01:55:52,433 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-26 01:55:52,435 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-26 01:55:52,438 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-26 01:55:52,440 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-26 01:55:52,442 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-26 01:55:52,443 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-26 01:55:52,445 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-26 01:55:52,448 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-26 01:55:52,448 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-26 01:55:52,449 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-26 01:55:52,450 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-26 01:55:52,451 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-26 01:55:52,452 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-26 01:55:52,453 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-26 01:55:52,454 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-26 01:55:52,455 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-26 01:55:52,456 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-26 01:55:52,457 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-26 01:55:52,458 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-26 01:55:52,459 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-26 01:55:52,459 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-26 01:55:52,460 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-26 01:55:52,461 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-26 01:55:52,462 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-26 01:55:52,463 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-26 01:55:52,499 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-26 01:55:52,500 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-26 01:55:52,502 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-26 01:55:52,504 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-26 01:55:52,504 INFO L138 SettingsManager]: * Use SBE=true [2020-10-26 01:55:52,504 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-26 01:55:52,505 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-26 01:55:52,505 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-26 01:55:52,505 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-26 01:55:52,508 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-26 01:55:52,509 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-26 01:55:52,509 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-26 01:55:52,510 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-26 01:55:52,510 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-26 01:55:52,510 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-26 01:55:52,511 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-26 01:55:52,511 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-26 01:55:52,511 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-26 01:55:52,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-26 01:55:52,512 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-26 01:55:52,512 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-26 01:55:52,512 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-26 01:55:52,512 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-26 01:55:52,513 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-26 01:55:52,513 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-26 01:55:52,513 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-26 01:55:52,513 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-26 01:55:52,514 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7151c4418a9328c011b7156ec8483a0f7556e371 [2020-10-26 01:55:52,979 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-26 01:55:53,010 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-26 01:55:53,014 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-26 01:55:53,018 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-26 01:55:53,019 INFO L275 PluginConnector]: CDTParser initialized [2020-10-26 01:55:53,020 INFO L432 ainManager$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 [2020-10-26 01:55:53,116 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d6b92da9/a5efd8200c3346489066d9d53315de06/FLAG553c991a4 [2020-10-26 01:55:54,090 INFO L306 CDTParser]: Found 1 translation units. [2020-10-26 01:55:54,097 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 [2020-10-26 01:55:54,156 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d6b92da9/a5efd8200c3346489066d9d53315de06/FLAG553c991a4 [2020-10-26 01:55:54,208 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d6b92da9/a5efd8200c3346489066d9d53315de06 [2020-10-26 01:55:54,212 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-26 01:55:54,220 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-26 01:55:54,222 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-26 01:55:54,222 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-26 01:55:54,226 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-26 01:55:54,228 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 01:55:54" (1/1) ... [2020-10-26 01:55:54,232 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7eed76ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 01:55:54, skipping insertion in model container [2020-10-26 01:55:54,232 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 01:55:54" (1/1) ... [2020-10-26 01:55:54,241 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-26 01:55:54,312 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-26 01:55:55,022 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-26 01:55:55,048 INFO L203 MainTranslator]: Completed pre-run [2020-10-26 01:55:55,247 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-26 01:55:55,317 INFO L208 MainTranslator]: Completed translation [2020-10-26 01:55:55,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 01:55:55 WrapperNode [2020-10-26 01:55:55,318 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-26 01:55:55,319 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-26 01:55:55,320 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-26 01:55:55,320 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-26 01:55:55,329 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 01:55:55" (1/1) ... [2020-10-26 01:55:55,356 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 01:55:55" (1/1) ... [2020-10-26 01:55:55,429 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-26 01:55:55,430 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-26 01:55:55,431 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-26 01:55:55,431 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-26 01:55:55,442 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 01:55:55" (1/1) ... [2020-10-26 01:55:55,442 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 01:55:55" (1/1) ... [2020-10-26 01:55:55,470 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 01:55:55" (1/1) ... [2020-10-26 01:55:55,474 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 01:55:55" (1/1) ... [2020-10-26 01:55:55,546 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 01:55:55" (1/1) ... [2020-10-26 01:55:55,558 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 01:55:55" (1/1) ... [2020-10-26 01:55:55,565 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 01:55:55" (1/1) ... [2020-10-26 01:55:55,576 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-26 01:55:55,577 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-26 01:55:55,578 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-26 01:55:55,578 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-26 01:55:55,579 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 01:55:55" (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 [2020-10-26 01:55:55,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-26 01:55:55,679 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-26 01:55:55,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-26 01:55:55,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-26 01:55:55,680 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-26 01:55:55,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-26 01:55:55,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-26 01:55:55,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-26 01:55:55,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-26 01:55:55,681 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-26 01:55:55,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-26 01:55:57,058 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-26 01:55:57,059 INFO L298 CfgBuilder]: Removed 196 assume(true) statements. [2020-10-26 01:55:57,062 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 01:55:57 BoogieIcfgContainer [2020-10-26 01:55:57,063 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-26 01:55:57,065 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-26 01:55:57,065 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-26 01:55:57,071 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-26 01:55:57,072 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 01:55:54" (1/3) ... [2020-10-26 01:55:57,073 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b8f8ee6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 01:55:57, skipping insertion in model container [2020-10-26 01:55:57,073 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 01:55:55" (2/3) ... [2020-10-26 01:55:57,074 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b8f8ee6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 01:55:57, skipping insertion in model container [2020-10-26 01:55:57,074 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 01:55:57" (3/3) ... [2020-10-26 01:55:57,076 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2020-10-26 01:55:57,091 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-26 01:55:57,097 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2020-10-26 01:55:57,112 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2020-10-26 01:55:57,142 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-26 01:55:57,142 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-26 01:55:57,142 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-26 01:55:57,142 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-26 01:55:57,142 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-26 01:55:57,143 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-26 01:55:57,143 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-26 01:55:57,143 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-26 01:55:57,165 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states. [2020-10-26 01:55:57,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-26 01:55:57,175 INFO L414 BasicCegarLoop]: Found error trace [2020-10-26 01:55:57,176 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-26 01:55:57,177 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-26 01:55:57,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-26 01:55:57,184 INFO L82 PathProgramCache]: Analyzing trace with hash -1584041898, now seen corresponding path program 1 times [2020-10-26 01:55:57,196 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-26 01:55:57,197 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1630903563] [2020-10-26 01:55:57,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-26 01:55:57,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-26 01:55:57,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-26 01:55:57,581 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1630903563] [2020-10-26 01:55:57,582 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-26 01:55:57,582 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-26 01:55:57,583 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338774548] [2020-10-26 01:55:57,590 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-26 01:55:57,591 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-26 01:55:57,609 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-26 01:55:57,610 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-26 01:55:57,613 INFO L87 Difference]: Start difference. First operand 192 states. Second operand 3 states. [2020-10-26 01:55:57,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-26 01:55:57,818 INFO L93 Difference]: Finished difference Result 550 states and 793 transitions. [2020-10-26 01:55:57,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-26 01:55:57,827 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 15 [2020-10-26 01:55:57,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-26 01:55:57,864 INFO L225 Difference]: With dead ends: 550 [2020-10-26 01:55:57,865 INFO L226 Difference]: Without dead ends: 341 [2020-10-26 01:55:57,873 INFO L677 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 [2020-10-26 01:55:57,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 341 states. [2020-10-26 01:55:57,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 341 to 329. [2020-10-26 01:55:57,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 329 states. [2020-10-26 01:55:57,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 455 transitions. [2020-10-26 01:55:57,990 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 455 transitions. Word has length 15 [2020-10-26 01:55:57,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-26 01:55:57,991 INFO L481 AbstractCegarLoop]: Abstraction has 329 states and 455 transitions. [2020-10-26 01:55:57,991 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-26 01:55:57,992 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 455 transitions. [2020-10-26 01:55:58,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-10-26 01:55:58,000 INFO L414 BasicCegarLoop]: Found error trace [2020-10-26 01:55:58,000 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-26 01:55:58,001 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-26 01:55:58,001 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-26 01:55:58,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-26 01:55:58,002 INFO L82 PathProgramCache]: Analyzing trace with hash -484922997, now seen corresponding path program 1 times [2020-10-26 01:55:58,002 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-26 01:55:58,003 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [678233761] [2020-10-26 01:55:58,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-26 01:55:58,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-26 01:55:58,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-26 01:55:58,184 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [678233761] [2020-10-26 01:55:58,184 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-26 01:55:58,184 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-26 01:55:58,184 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1949277720] [2020-10-26 01:55:58,186 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-26 01:55:58,186 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-26 01:55:58,187 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-26 01:55:58,188 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-26 01:55:58,189 INFO L87 Difference]: Start difference. First operand 329 states and 455 transitions. Second operand 3 states. [2020-10-26 01:55:58,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-26 01:55:58,238 INFO L93 Difference]: Finished difference Result 339 states and 463 transitions. [2020-10-26 01:55:58,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-26 01:55:58,239 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2020-10-26 01:55:58,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-26 01:55:58,242 INFO L225 Difference]: With dead ends: 339 [2020-10-26 01:55:58,242 INFO L226 Difference]: Without dead ends: 334 [2020-10-26 01:55:58,243 INFO L677 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 [2020-10-26 01:55:58,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 334 states. [2020-10-26 01:55:58,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 334 to 329. [2020-10-26 01:55:58,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 329 states. [2020-10-26 01:55:58,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 454 transitions. [2020-10-26 01:55:58,264 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 454 transitions. Word has length 24 [2020-10-26 01:55:58,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-26 01:55:58,264 INFO L481 AbstractCegarLoop]: Abstraction has 329 states and 454 transitions. [2020-10-26 01:55:58,265 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-26 01:55:58,265 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 454 transitions. [2020-10-26 01:55:58,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-10-26 01:55:58,266 INFO L414 BasicCegarLoop]: Found error trace [2020-10-26 01:55:58,266 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-26 01:55:58,267 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-26 01:55:58,267 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-26 01:55:58,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-26 01:55:58,268 INFO L82 PathProgramCache]: Analyzing trace with hash -427664695, now seen corresponding path program 1 times [2020-10-26 01:55:58,268 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-26 01:55:58,269 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1456117720] [2020-10-26 01:55:58,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-26 01:55:58,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-26 01:55:58,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-26 01:55:58,344 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1456117720] [2020-10-26 01:55:58,344 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-26 01:55:58,344 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-26 01:55:58,345 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2008486056] [2020-10-26 01:55:58,345 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-26 01:55:58,345 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-26 01:55:58,346 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-26 01:55:58,347 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-26 01:55:58,347 INFO L87 Difference]: Start difference. First operand 329 states and 454 transitions. Second operand 3 states. [2020-10-26 01:55:58,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-26 01:55:58,371 INFO L93 Difference]: Finished difference Result 645 states and 896 transitions. [2020-10-26 01:55:58,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-26 01:55:58,372 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2020-10-26 01:55:58,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-26 01:55:58,374 INFO L225 Difference]: With dead ends: 645 [2020-10-26 01:55:58,374 INFO L226 Difference]: Without dead ends: 316 [2020-10-26 01:55:58,376 INFO L677 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 [2020-10-26 01:55:58,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 316 states. [2020-10-26 01:55:58,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 316 to 313. [2020-10-26 01:55:58,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 313 states. [2020-10-26 01:55:58,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 313 states and 431 transitions. [2020-10-26 01:55:58,405 INFO L78 Accepts]: Start accepts. Automaton has 313 states and 431 transitions. Word has length 24 [2020-10-26 01:55:58,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-26 01:55:58,405 INFO L481 AbstractCegarLoop]: Abstraction has 313 states and 431 transitions. [2020-10-26 01:55:58,406 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-26 01:55:58,406 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 431 transitions. [2020-10-26 01:55:58,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-10-26 01:55:58,407 INFO L414 BasicCegarLoop]: Found error trace [2020-10-26 01:55:58,407 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-26 01:55:58,408 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-26 01:55:58,408 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-26 01:55:58,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-26 01:55:58,409 INFO L82 PathProgramCache]: Analyzing trace with hash 1211914415, now seen corresponding path program 1 times [2020-10-26 01:55:58,409 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-26 01:55:58,410 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1070560868] [2020-10-26 01:55:58,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-26 01:55:58,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-26 01:55:58,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-26 01:55:58,465 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1070560868] [2020-10-26 01:55:58,465 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-26 01:55:58,465 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-26 01:55:58,466 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760469439] [2020-10-26 01:55:58,466 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-26 01:55:58,466 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-26 01:55:58,467 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-26 01:55:58,469 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-26 01:55:58,469 INFO L87 Difference]: Start difference. First operand 313 states and 431 transitions. Second operand 3 states. [2020-10-26 01:55:58,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-26 01:55:58,535 INFO L93 Difference]: Finished difference Result 738 states and 1022 transitions. [2020-10-26 01:55:58,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-26 01:55:58,536 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2020-10-26 01:55:58,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-26 01:55:58,539 INFO L225 Difference]: With dead ends: 738 [2020-10-26 01:55:58,539 INFO L226 Difference]: Without dead ends: 428 [2020-10-26 01:55:58,545 INFO L677 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 [2020-10-26 01:55:58,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 428 states. [2020-10-26 01:55:58,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 428 to 426. [2020-10-26 01:55:58,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 426 states. [2020-10-26 01:55:58,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 426 states and 590 transitions. [2020-10-26 01:55:58,572 INFO L78 Accepts]: Start accepts. Automaton has 426 states and 590 transitions. Word has length 25 [2020-10-26 01:55:58,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-26 01:55:58,573 INFO L481 AbstractCegarLoop]: Abstraction has 426 states and 590 transitions. [2020-10-26 01:55:58,573 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-26 01:55:58,573 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 590 transitions. [2020-10-26 01:55:58,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-10-26 01:55:58,575 INFO L414 BasicCegarLoop]: Found error trace [2020-10-26 01:55:58,576 INFO L422 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, 1, 1] [2020-10-26 01:55:58,576 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-26 01:55:58,576 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-26 01:55:58,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-26 01:55:58,577 INFO L82 PathProgramCache]: Analyzing trace with hash -1256985608, now seen corresponding path program 1 times [2020-10-26 01:55:58,578 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-26 01:55:58,578 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1513492341] [2020-10-26 01:55:58,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-26 01:55:58,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-26 01:55:58,806 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-26 01:55:58,807 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1513492341] [2020-10-26 01:55:58,807 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [78103516] [2020-10-26 01:55:58,808 INFO L95 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 [2020-10-26 01:55:59,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-26 01:55:59,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 549 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-26 01:55:59,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-26 01:55:59,219 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-26 01:55:59,222 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-26 01:55:59,222 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2020-10-26 01:55:59,223 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [901267059] [2020-10-26 01:55:59,223 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-26 01:55:59,224 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-26 01:55:59,225 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-26 01:55:59,226 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-10-26 01:55:59,226 INFO L87 Difference]: Start difference. First operand 426 states and 590 transitions. Second operand 3 states. [2020-10-26 01:55:59,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-26 01:55:59,291 INFO L93 Difference]: Finished difference Result 1194 states and 1664 transitions. [2020-10-26 01:55:59,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-26 01:55:59,292 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 42 [2020-10-26 01:55:59,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-26 01:55:59,299 INFO L225 Difference]: With dead ends: 1194 [2020-10-26 01:55:59,300 INFO L226 Difference]: Without dead ends: 771 [2020-10-26 01:55:59,302 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-10-26 01:55:59,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 771 states. [2020-10-26 01:55:59,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 771 to 766. [2020-10-26 01:55:59,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 766 states. [2020-10-26 01:55:59,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 766 states and 1069 transitions. [2020-10-26 01:55:59,348 INFO L78 Accepts]: Start accepts. Automaton has 766 states and 1069 transitions. Word has length 42 [2020-10-26 01:55:59,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-26 01:55:59,349 INFO L481 AbstractCegarLoop]: Abstraction has 766 states and 1069 transitions. [2020-10-26 01:55:59,349 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-26 01:55:59,349 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 1069 transitions. [2020-10-26 01:55:59,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-10-26 01:55:59,353 INFO L414 BasicCegarLoop]: Found error trace [2020-10-26 01:55:59,354 INFO L422 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, 1, 1, 1, 1] [2020-10-26 01:55:59,568 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-26 01:55:59,569 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-26 01:55:59,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-26 01:55:59,570 INFO L82 PathProgramCache]: Analyzing trace with hash 536419801, now seen corresponding path program 1 times [2020-10-26 01:55:59,570 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-26 01:55:59,572 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [64731151] [2020-10-26 01:55:59,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-26 01:55:59,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-26 01:55:59,748 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-26 01:55:59,748 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [64731151] [2020-10-26 01:55:59,749 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-26 01:55:59,749 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-26 01:55:59,749 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [893044841] [2020-10-26 01:55:59,749 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-26 01:55:59,750 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-26 01:55:59,751 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-26 01:55:59,751 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-26 01:55:59,752 INFO L87 Difference]: Start difference. First operand 766 states and 1069 transitions. Second operand 5 states. [2020-10-26 01:55:59,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-26 01:55:59,940 INFO L93 Difference]: Finished difference Result 2854 states and 3983 transitions. [2020-10-26 01:55:59,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-26 01:55:59,940 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 44 [2020-10-26 01:55:59,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-26 01:55:59,954 INFO L225 Difference]: With dead ends: 2854 [2020-10-26 01:55:59,955 INFO L226 Difference]: Without dead ends: 2091 [2020-10-26 01:55:59,957 INFO L677 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 [2020-10-26 01:55:59,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2091 states. [2020-10-26 01:56:00,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2091 to 778. [2020-10-26 01:56:00,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 778 states. [2020-10-26 01:56:00,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 778 states and 1081 transitions. [2020-10-26 01:56:00,043 INFO L78 Accepts]: Start accepts. Automaton has 778 states and 1081 transitions. Word has length 44 [2020-10-26 01:56:00,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-26 01:56:00,046 INFO L481 AbstractCegarLoop]: Abstraction has 778 states and 1081 transitions. [2020-10-26 01:56:00,051 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-26 01:56:00,052 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 1081 transitions. [2020-10-26 01:56:00,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-26 01:56:00,054 INFO L414 BasicCegarLoop]: Found error trace [2020-10-26 01:56:00,054 INFO L422 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, 1, 1, 1, 1, 1, 1] [2020-10-26 01:56:00,054 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-26 01:56:00,055 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-26 01:56:00,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-26 01:56:00,056 INFO L82 PathProgramCache]: Analyzing trace with hash -565407619, now seen corresponding path program 1 times [2020-10-26 01:56:00,056 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-26 01:56:00,057 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [886699080] [2020-10-26 01:56:00,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-26 01:56:00,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-26 01:56:00,195 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-26 01:56:00,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-26 01:56:00,357 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-26 01:56:00,431 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-26 01:56:00,432 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-26 01:56:00,432 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-26 01:56:00,476 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,478 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,482 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,483 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,483 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,484 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,484 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,486 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,487 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,487 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,488 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,488 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,489 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,489 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,490 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,490 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,491 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,491 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,491 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,492 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,492 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,492 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,493 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,493 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,494 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,494 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,494 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,495 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,495 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,495 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,496 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,496 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,496 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,497 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,497 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,498 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,498 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,498 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,499 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,499 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,500 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,500 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,500 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,501 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,501 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,501 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,502 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,502 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,503 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,503 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,504 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,504 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,504 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,505 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,505 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,506 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,507 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,507 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,508 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,509 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,510 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,510 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,511 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,511 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,511 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,512 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,512 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,512 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,513 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,513 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,513 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,513 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:00,634 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 01:56:00 BoogieIcfgContainer [2020-10-26 01:56:00,636 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-26 01:56:00,637 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-26 01:56:00,637 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-26 01:56:00,637 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-26 01:56:00,638 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 01:55:57" (3/4) ... [2020-10-26 01:56:00,645 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-10-26 01:56:00,645 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-26 01:56:00,649 INFO L168 Benchmark]: Toolchain (without parser) took 6432.38 ms. Allocated memory was 50.3 MB in the beginning and 132.1 MB in the end (delta: 81.8 MB). Free memory was 33.1 MB in the beginning and 56.8 MB in the end (delta: -23.7 MB). Peak memory consumption was 57.4 MB. Max. memory is 16.1 GB. [2020-10-26 01:56:00,650 INFO L168 Benchmark]: CDTParser took 0.86 ms. Allocated memory is still 41.9 MB. Free memory was 21.8 MB in the beginning and 21.7 MB in the end (delta: 31.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-26 01:56:00,652 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1096.74 ms. Allocated memory was 50.3 MB in the beginning and 62.9 MB in the end (delta: 12.6 MB). Free memory was 32.6 MB in the beginning and 28.3 MB in the end (delta: 4.3 MB). Peak memory consumption was 26.1 MB. Max. memory is 16.1 GB. [2020-10-26 01:56:00,655 INFO L168 Benchmark]: Boogie Procedure Inliner took 110.28 ms. Allocated memory is still 62.9 MB. Free memory was 28.3 MB in the beginning and 22.3 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-10-26 01:56:00,658 INFO L168 Benchmark]: Boogie Preprocessor took 146.19 ms. Allocated memory is still 62.9 MB. Free memory was 22.3 MB in the beginning and 29.4 MB in the end (delta: -7.1 MB). Peak memory consumption was 4.5 MB. Max. memory is 16.1 GB. [2020-10-26 01:56:00,659 INFO L168 Benchmark]: RCFGBuilder took 1485.49 ms. Allocated memory was 62.9 MB in the beginning and 102.8 MB in the end (delta: 39.8 MB). Free memory was 29.4 MB in the beginning and 66.2 MB in the end (delta: -36.9 MB). Peak memory consumption was 25.9 MB. Max. memory is 16.1 GB. [2020-10-26 01:56:00,660 INFO L168 Benchmark]: TraceAbstraction took 3571.39 ms. Allocated memory was 102.8 MB in the beginning and 132.1 MB in the end (delta: 29.4 MB). Free memory was 65.9 MB in the beginning and 57.8 MB in the end (delta: 8.0 MB). Peak memory consumption was 68.8 MB. Max. memory is 16.1 GB. [2020-10-26 01:56:00,662 INFO L168 Benchmark]: Witness Printer took 8.84 ms. Allocated memory is still 132.1 MB. Free memory was 57.8 MB in the beginning and 56.8 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-26 01:56:00,672 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.86 ms. Allocated memory is still 41.9 MB. Free memory was 21.8 MB in the beginning and 21.7 MB in the end (delta: 31.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1096.74 ms. Allocated memory was 50.3 MB in the beginning and 62.9 MB in the end (delta: 12.6 MB). Free memory was 32.6 MB in the beginning and 28.3 MB in the end (delta: 4.3 MB). Peak memory consumption was 26.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 110.28 ms. Allocated memory is still 62.9 MB. Free memory was 28.3 MB in the beginning and 22.3 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 146.19 ms. Allocated memory is still 62.9 MB. Free memory was 22.3 MB in the beginning and 29.4 MB in the end (delta: -7.1 MB). Peak memory consumption was 4.5 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1485.49 ms. Allocated memory was 62.9 MB in the beginning and 102.8 MB in the end (delta: 39.8 MB). Free memory was 29.4 MB in the beginning and 66.2 MB in the end (delta: -36.9 MB). Peak memory consumption was 25.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 3571.39 ms. Allocated memory was 102.8 MB in the beginning and 132.1 MB in the end (delta: 29.4 MB). Free memory was 65.9 MB in the beginning and 57.8 MB in the end (delta: 8.0 MB). Peak memory consumption was 68.8 MB. Max. memory is 16.1 GB. * Witness Printer took 8.84 ms. Allocated memory is still 132.1 MB. Free memory was 57.8 MB in the beginning and 56.8 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 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 - 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: 12]: 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 2959, overapproximation of bitwiseOr at line 2678. Possible FailurePath: [L2766] int ldv_irq_1_2 = 0; [L2767] int LDV_IN_INTERRUPT = 1; [L2768] int ldv_irq_1_3 = 0; [L2769] void *ldv_irq_data_1_1 ; [L2770] int ldv_irq_1_1 = 0; [L2771] int ldv_irq_1_0 = 0; [L2772] int probed_2 = 0; [L2773] int ldv_irq_line_1_3 ; [L2774] void *ldv_irq_data_1_0 ; [L2775] int ldv_state_variable_0 ; [L2776] int ldv_irq_line_1_0 ; [L2777] int ldv_state_variable_2 ; [L2778] void *ldv_irq_data_1_3 ; [L2779] int ref_cnt ; [L2780] int ldv_irq_line_1_1 ; [L2781] struct platform_device *iio_interrupt_trigger_driver_group1 ; [L2782] void *ldv_irq_data_1_2 ; [L2783] int ldv_state_variable_1 ; [L2784] int ldv_irq_line_1_2 ; [L2881] static struct iio_trigger_ops const iio_interrupt_trigger_ops = {& __this_module, 0, 0, 0}; [L2958-L2968] 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}; [L2984] int ldv_retval_0 ; [L2985] int ldv_retval_1 ; [L2988] int ldv_retval_2 ; [L3356] int ldv_module_refcounter = 1; VAL [__this_module={18446744073709551630:18446744073709551631}, iio_interrupt_trigger_driver={18446744073709551623:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={18446744073709551625:0}, 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] [L3137] int tmp ; [L3138] int tmp___0 ; [L3139] int tmp___1 ; VAL [__this_module={18446744073709551630:18446744073709551631}, iio_interrupt_trigger_driver={18446744073709551623:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={18446744073709551625:0}, 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] [L3142] ldv_state_variable_1 = 1 [L3143] ref_cnt = 0 [L3144] ldv_state_variable_0 = 1 [L3145] ldv_state_variable_2 = 0 VAL [__this_module={18446744073709551630:18446744073709551631}, iio_interrupt_trigger_driver={18446744073709551623:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={18446744073709551625:0}, 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] [L3147] tmp = __VERIFIER_nondet_int() [L3149] case 0: [L3155] case 1: VAL [__this_module={18446744073709551630:18446744073709551631}, iio_interrupt_trigger_driver={18446744073709551623:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={18446744073709551625:0}, 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] [L3156] COND TRUE ldv_state_variable_0 != 0 [L3157] tmp___0 = __VERIFIER_nondet_int() [L3159] case 0: [L3167] case 1: VAL [__this_module={18446744073709551630:18446744073709551631}, iio_interrupt_trigger_driver={18446744073709551623:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={18446744073709551625:0}, 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] [L3168] COND TRUE ldv_state_variable_0 == 1 [L2971] int tmp ; [L3294] ldv_func_ret_type___0 ldv_func_res ; [L3295] int tmp ; [L3424] return __VERIFIER_nondet_int(); [L3297] tmp = __platform_driver_register(ldv_func_arg1, ldv_func_arg2) [L3298] ldv_func_res = tmp [L3299] ldv_state_variable_2 = 1 [L3102] void *tmp ; [L2726] void *p ; [L2727] void *tmp ; [L2729] tmp = calloc(1UL, size) [L2730] p = tmp [L2688] COND FALSE !(!cond) VAL [__this_module={18446744073709551630:18446744073709551631}, iio_interrupt_trigger_driver={18446744073709551623:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={18446744073709551625:0}, 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] [L2732] return (p); VAL [__this_module={18446744073709551630:18446744073709551631}, iio_interrupt_trigger_driver={18446744073709551623:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={18446744073709551625:0}, 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] [L3104] tmp = ldv_init_zalloc(1472UL) [L3105] iio_interrupt_trigger_driver_group1 = (struct platform_device *)tmp VAL [__this_module={18446744073709551630:18446744073709551631}, iio_interrupt_trigger_driver={18446744073709551623:0}, iio_interrupt_trigger_driver_group1={18446744073709551617:0}, iio_interrupt_trigger_ops={18446744073709551625:0}, 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] [L3301] return (ldv_func_res); VAL [__this_module={18446744073709551630:18446744073709551631}, iio_interrupt_trigger_driver={18446744073709551623:0}, iio_interrupt_trigger_driver_group1={18446744073709551617:0}, iio_interrupt_trigger_ops={18446744073709551625:0}, 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] [L2973] tmp = ldv___platform_driver_register_10(& iio_interrupt_trigger_driver, & __this_module) [L2974] return (tmp); VAL [__this_module={18446744073709551630:18446744073709551631}, iio_interrupt_trigger_driver={18446744073709551623:0}, iio_interrupt_trigger_driver_group1={18446744073709551617:0}, iio_interrupt_trigger_ops={18446744073709551625:0}, 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] [L3169] ldv_retval_0 = iio_interrupt_trigger_driver_init() [L3170] COND TRUE ldv_retval_0 == 0 [L3171] ldv_state_variable_0 = 3 VAL [__this_module={18446744073709551630:18446744073709551631}, iio_interrupt_trigger_driver={18446744073709551623:0}, iio_interrupt_trigger_driver_group1={18446744073709551617:0}, iio_interrupt_trigger_ops={18446744073709551625:0}, 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] [L3174] COND FALSE !(ldv_retval_0 != 0) VAL [__this_module={18446744073709551630:18446744073709551631}, iio_interrupt_trigger_driver={18446744073709551623:0}, iio_interrupt_trigger_driver_group1={18446744073709551617:0}, iio_interrupt_trigger_ops={18446744073709551625:0}, 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] [L3147] tmp = __VERIFIER_nondet_int() [L3149] case 0: [L3155] case 1: [L3189] case 2: VAL [__this_module={18446744073709551630:18446744073709551631}, iio_interrupt_trigger_driver={18446744073709551623:0}, iio_interrupt_trigger_driver_group1={18446744073709551617:0}, iio_interrupt_trigger_ops={18446744073709551625:0}, 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] [L3190] COND TRUE ldv_state_variable_2 != 0 [L3191] tmp___1 = __VERIFIER_nondet_int() [L3193] case 0: VAL [__this_module={18446744073709551630:18446744073709551631}, iio_interrupt_trigger_driver={18446744073709551623:0}, iio_interrupt_trigger_driver_group1={18446744073709551617:0}, iio_interrupt_trigger_ops={18446744073709551625:0}, 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] [L3194] COND TRUE ldv_state_variable_2 == 1 [L2884] struct iio_interrupt_trigger_info *trig_info ; [L2885] struct iio_trigger *trig ; [L2886] unsigned long irqflags ; [L2887] struct resource *irq_res ; [L2888] int irq ; [L2889] int ret ; [L2890] void *tmp ; [L2892] ret = 0 [L2692] void *p ; [L2693] void *tmp ; [L2694] int tmp___0 ; [L2696] tmp___0 = __VERIFIER_nondet_int() [L2697] COND FALSE !(tmp___0 != 0) [L2700] tmp = malloc(size) [L2701] p = tmp [L2688] COND FALSE !(!cond) VAL [__this_module={18446744073709551630:18446744073709551631}, iio_interrupt_trigger_driver={18446744073709551623:0}, iio_interrupt_trigger_driver_group1={18446744073709551617:0}, iio_interrupt_trigger_ops={18446744073709551625:0}, 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] [L2703] return (p); VAL [__this_module={18446744073709551630:18446744073709551631}, iio_interrupt_trigger_driver={18446744073709551623:0}, iio_interrupt_trigger_driver_group1={18446744073709551617:0}, iio_interrupt_trigger_ops={18446744073709551625:0}, 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] [L3452] return ldv_malloc(sizeof(struct resource)); [L2893] irq_res = platform_get_resource(pdev, 1024U, 0U) [L2894] COND FALSE !((unsigned long )irq_res == (unsigned long )((struct resource *)0)) [L2898] EXPR irq_res->flags [L2898] irqflags = (irq_res->flags & 15UL) | 128UL [L2899] EXPR irq_res->start [L2899] irq = (int )irq_res->start [L2900] trig = iio_trigger_alloc("irqtrig%d", irq) VAL [__this_module={18446744073709551630:18446744073709551631}, iio_interrupt_trigger_driver={18446744073709551623:0}, iio_interrupt_trigger_driver_group1={18446744073709551617:0}, iio_interrupt_trigger_ops={18446744073709551625:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2901] COND FALSE !((unsigned long )trig == (unsigned long )((struct iio_trigger *)0)) [L2676] void *tmp ; [L2667] void *tmp___2 ; [L2692] void *p ; [L2693] void *tmp ; [L2694] int tmp___0 ; [L2696] tmp___0 = __VERIFIER_nondet_int() [L2697] COND TRUE tmp___0 != 0 [L2698] return ((void *)0); VAL [__this_module={18446744073709551630:18446744073709551631}, iio_interrupt_trigger_driver={18446744073709551623:0}, iio_interrupt_trigger_driver_group1={18446744073709551617:0}, iio_interrupt_trigger_ops={18446744073709551625:0}, 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] [L2662] return ldv_malloc(size); [L2669] tmp___2 = __kmalloc(size, flags) [L2670] return (tmp___2); VAL [__this_module={18446744073709551630:18446744073709551631}, iio_interrupt_trigger_driver={18446744073709551623:0}, iio_interrupt_trigger_driver_group1={18446744073709551617:0}, iio_interrupt_trigger_ops={18446744073709551625:0}, 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] [L2678] tmp = kmalloc(size, flags | 32768U) [L2679] return (tmp); VAL [__this_module={18446744073709551630:18446744073709551631}, iio_interrupt_trigger_driver={18446744073709551623:0}, iio_interrupt_trigger_driver_group1={18446744073709551617:0}, iio_interrupt_trigger_ops={18446744073709551625:0}, 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] [L2906] tmp = kzalloc(4UL, 208U) [L2907] trig_info = (struct iio_interrupt_trigger_info *)tmp VAL [__this_module={18446744073709551630:18446744073709551631}, iio_interrupt_trigger_driver={18446744073709551623:0}, iio_interrupt_trigger_driver_group1={18446744073709551617:0}, iio_interrupt_trigger_ops={18446744073709551625:0}, 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] [L2908] COND TRUE (unsigned long )trig_info == (unsigned long )((struct iio_interrupt_trigger_info *)0) [L2909] ret = -12 VAL [__this_module={18446744073709551630:18446744073709551631}, iio_interrupt_trigger_driver={18446744073709551623:0}, iio_interrupt_trigger_driver_group1={18446744073709551617:0}, iio_interrupt_trigger_ops={18446744073709551625:0}, 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] [L2850] EXPR trig->ops [L2850] (trig->ops)->owner [L3387] COND TRUE (unsigned long )module != (unsigned long )((struct module *)0) VAL [__this_module={18446744073709551630:18446744073709551631}, iio_interrupt_trigger_driver={18446744073709551623:0}, iio_interrupt_trigger_driver_group1={18446744073709551617:0}, iio_interrupt_trigger_ops={18446744073709551625:0}, 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] [L3388] COND TRUE ldv_module_refcounter <= 1 VAL [__this_module={18446744073709551630:18446744073709551631}, iio_interrupt_trigger_driver={18446744073709551623:0}, iio_interrupt_trigger_driver_group1={18446744073709551617:0}, iio_interrupt_trigger_ops={18446744073709551625:0}, 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] [L12] COND FALSE !(0) VAL [__this_module={18446744073709551630:18446744073709551631}, iio_interrupt_trigger_driver={18446744073709551623:0}, iio_interrupt_trigger_driver_group1={18446744073709551617:0}, iio_interrupt_trigger_ops={18446744073709551625:0}, 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] [L12] __assert_fail ("0", "linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.c", 3, __extension__ __PRETTY_FUNCTION__) VAL [__this_module={18446744073709551630:18446744073709551631}, iio_interrupt_trigger_driver={18446744073709551623:0}, iio_interrupt_trigger_driver_group1={18446744073709551617:0}, iio_interrupt_trigger_ops={18446744073709551625:0}, 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, 192 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 3.2s, OverallIterations: 7, TraceHistogramMax: 2, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1524 SDtfs, 1616 SDslu, 1673 SDs, 0 SdLazy, 62 SolverSat, 14 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 65 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=778occurred 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, 1340 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 262 NumberOfCodeBlocks, 262 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 209 ConstructedInterpolants, 0 QuantifiedInterpolants, 14806 SizeOfPredicates, 1 NumberOfNonLiveVariables, 549 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 7 InterpolantComputations, 6 PerfectInterpolantSequences, 7/9 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-5485861 [2020-10-26 01:56:03,312 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-26 01:56:03,314 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-26 01:56:03,373 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-26 01:56:03,374 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-26 01:56:03,376 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-26 01:56:03,378 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-26 01:56:03,380 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-26 01:56:03,382 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-26 01:56:03,383 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-26 01:56:03,384 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-26 01:56:03,386 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-26 01:56:03,387 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-26 01:56:03,388 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-26 01:56:03,389 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-26 01:56:03,390 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-26 01:56:03,392 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-26 01:56:03,393 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-26 01:56:03,395 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-26 01:56:03,397 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-26 01:56:03,399 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-26 01:56:03,400 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-26 01:56:03,402 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-26 01:56:03,403 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-26 01:56:03,406 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-26 01:56:03,406 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-26 01:56:03,407 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-26 01:56:03,408 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-26 01:56:03,409 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-26 01:56:03,410 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-26 01:56:03,410 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-26 01:56:03,411 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-26 01:56:03,412 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-26 01:56:03,413 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-26 01:56:03,414 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-26 01:56:03,415 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-26 01:56:03,416 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-26 01:56:03,416 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-26 01:56:03,417 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-26 01:56:03,418 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-26 01:56:03,419 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-26 01:56:03,420 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-10-26 01:56:03,454 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-26 01:56:03,455 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-26 01:56:03,458 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-26 01:56:03,458 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-26 01:56:03,459 INFO L138 SettingsManager]: * Use SBE=true [2020-10-26 01:56:03,459 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-26 01:56:03,459 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-26 01:56:03,459 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-26 01:56:03,459 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-26 01:56:03,460 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-26 01:56:03,460 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-26 01:56:03,460 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-26 01:56:03,460 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-26 01:56:03,460 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-26 01:56:03,461 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-26 01:56:03,461 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-26 01:56:03,461 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-26 01:56:03,461 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-26 01:56:03,462 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-26 01:56:03,462 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-26 01:56:03,462 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-26 01:56:03,462 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-26 01:56:03,463 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-26 01:56:03,463 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-26 01:56:03,463 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-26 01:56:03,464 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-26 01:56:03,464 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-26 01:56:03,464 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-26 01:56:03,464 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-10-26 01:56:03,465 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7151c4418a9328c011b7156ec8483a0f7556e371 [2020-10-26 01:56:03,833 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-26 01:56:03,867 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-26 01:56:03,871 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-26 01:56:03,872 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-26 01:56:03,874 INFO L275 PluginConnector]: CDTParser initialized [2020-10-26 01:56:03,875 INFO L432 ainManager$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 [2020-10-26 01:56:03,956 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e993bbb7/ed5333bbd1cb4504844ca3740f8c40cc/FLAG5ad9c2003 [2020-10-26 01:56:04,752 INFO L306 CDTParser]: Found 1 translation units. [2020-10-26 01:56:04,753 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 [2020-10-26 01:56:04,792 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e993bbb7/ed5333bbd1cb4504844ca3740f8c40cc/FLAG5ad9c2003 [2020-10-26 01:56:04,848 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e993bbb7/ed5333bbd1cb4504844ca3740f8c40cc [2020-10-26 01:56:04,852 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-26 01:56:04,862 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-26 01:56:04,865 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-26 01:56:04,865 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-26 01:56:04,870 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-26 01:56:04,872 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 01:56:04" (1/1) ... [2020-10-26 01:56:04,881 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c4f55fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 01:56:04, skipping insertion in model container [2020-10-26 01:56:04,881 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 01:56:04" (1/1) ... [2020-10-26 01:56:04,891 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-26 01:56:05,040 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-26 01:56:05,800 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-26 01:56:05,834 INFO L203 MainTranslator]: Completed pre-run [2020-10-26 01:56:06,019 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-26 01:56:06,100 INFO L208 MainTranslator]: Completed translation [2020-10-26 01:56:06,101 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 01:56:06 WrapperNode [2020-10-26 01:56:06,101 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-26 01:56:06,102 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-26 01:56:06,103 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-26 01:56:06,103 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-26 01:56:06,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 01:56:06" (1/1) ... [2020-10-26 01:56:06,168 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 01:56:06" (1/1) ... [2020-10-26 01:56:06,269 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-26 01:56:06,270 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-26 01:56:06,271 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-26 01:56:06,271 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-26 01:56:06,281 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 01:56:06" (1/1) ... [2020-10-26 01:56:06,282 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 01:56:06" (1/1) ... [2020-10-26 01:56:06,311 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 01:56:06" (1/1) ... [2020-10-26 01:56:06,313 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 01:56:06" (1/1) ... [2020-10-26 01:56:06,375 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 01:56:06" (1/1) ... [2020-10-26 01:56:06,389 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 01:56:06" (1/1) ... [2020-10-26 01:56:06,400 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 01:56:06" (1/1) ... [2020-10-26 01:56:06,430 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-26 01:56:06,431 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-26 01:56:06,431 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-26 01:56:06,432 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-26 01:56:06,432 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 01:56:06" (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 [2020-10-26 01:56:06,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-26 01:56:06,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-26 01:56:06,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2020-10-26 01:56:06,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-10-26 01:56:06,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-26 01:56:06,514 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-26 01:56:06,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-10-26 01:56:06,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-26 01:56:06,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-10-26 01:56:06,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-10-26 01:56:06,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-26 01:56:06,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-26 01:56:06,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-26 01:56:07,806 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-26 01:56:07,806 INFO L298 CfgBuilder]: Removed 196 assume(true) statements. [2020-10-26 01:56:07,810 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 01:56:07 BoogieIcfgContainer [2020-10-26 01:56:07,810 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-26 01:56:07,813 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-26 01:56:07,814 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-26 01:56:07,817 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-26 01:56:07,817 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 01:56:04" (1/3) ... [2020-10-26 01:56:07,818 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a54be32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 01:56:07, skipping insertion in model container [2020-10-26 01:56:07,818 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 01:56:06" (2/3) ... [2020-10-26 01:56:07,818 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a54be32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 01:56:07, skipping insertion in model container [2020-10-26 01:56:07,819 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 01:56:07" (3/3) ... [2020-10-26 01:56:07,824 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2020-10-26 01:56:07,844 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-26 01:56:07,850 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2020-10-26 01:56:07,863 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2020-10-26 01:56:07,891 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-26 01:56:07,891 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-26 01:56:07,892 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-26 01:56:07,892 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-26 01:56:07,892 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-26 01:56:07,892 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-26 01:56:07,892 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-26 01:56:07,893 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-26 01:56:07,912 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states. [2020-10-26 01:56:07,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-26 01:56:07,920 INFO L414 BasicCegarLoop]: Found error trace [2020-10-26 01:56:07,921 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-26 01:56:07,922 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-26 01:56:07,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-26 01:56:07,928 INFO L82 PathProgramCache]: Analyzing trace with hash -1584041898, now seen corresponding path program 1 times [2020-10-26 01:56:07,943 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-26 01:56:07,943 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1125541308] [2020-10-26 01:56:07,944 INFO L95 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 [2020-10-26 01:56:08,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-26 01:56:08,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-26 01:56:08,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-26 01:56:08,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-26 01:56:08,198 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-26 01:56:08,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-26 01:56:08,215 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1125541308] [2020-10-26 01:56:08,216 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-26 01:56:08,216 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2020-10-26 01:56:08,217 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1499713775] [2020-10-26 01:56:08,222 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-26 01:56:08,222 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-26 01:56:08,236 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-26 01:56:08,237 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-26 01:56:08,239 INFO L87 Difference]: Start difference. First operand 192 states. Second operand 4 states. [2020-10-26 01:56:08,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-26 01:56:08,403 INFO L93 Difference]: Finished difference Result 718 states and 1039 transitions. [2020-10-26 01:56:08,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-26 01:56:08,406 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 15 [2020-10-26 01:56:08,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-26 01:56:08,431 INFO L225 Difference]: With dead ends: 718 [2020-10-26 01:56:08,432 INFO L226 Difference]: Without dead ends: 501 [2020-10-26 01:56:08,437 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-26 01:56:08,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 501 states. [2020-10-26 01:56:08,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 501 to 477. [2020-10-26 01:56:08,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 477 states. [2020-10-26 01:56:08,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 477 states and 667 transitions. [2020-10-26 01:56:08,537 INFO L78 Accepts]: Start accepts. Automaton has 477 states and 667 transitions. Word has length 15 [2020-10-26 01:56:08,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-26 01:56:08,537 INFO L481 AbstractCegarLoop]: Abstraction has 477 states and 667 transitions. [2020-10-26 01:56:08,537 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-26 01:56:08,537 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 667 transitions. [2020-10-26 01:56:08,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-10-26 01:56:08,540 INFO L414 BasicCegarLoop]: Found error trace [2020-10-26 01:56:08,540 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-26 01:56:08,754 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-10-26 01:56:08,755 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-26 01:56:08,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-26 01:56:08,757 INFO L82 PathProgramCache]: Analyzing trace with hash -484922997, now seen corresponding path program 1 times [2020-10-26 01:56:08,757 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-26 01:56:08,758 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2102055591] [2020-10-26 01:56:08,758 INFO L95 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 [2020-10-26 01:56:08,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-26 01:56:09,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-26 01:56:09,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-26 01:56:09,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-26 01:56:09,018 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-26 01:56:09,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-26 01:56:09,025 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2102055591] [2020-10-26 01:56:09,025 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-26 01:56:09,025 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2020-10-26 01:56:09,026 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [287126640] [2020-10-26 01:56:09,027 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-26 01:56:09,028 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-26 01:56:09,030 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-26 01:56:09,031 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-26 01:56:09,031 INFO L87 Difference]: Start difference. First operand 477 states and 667 transitions. Second operand 3 states. [2020-10-26 01:56:09,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-26 01:56:09,132 INFO L93 Difference]: Finished difference Result 487 states and 675 transitions. [2020-10-26 01:56:09,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-26 01:56:09,133 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2020-10-26 01:56:09,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-26 01:56:09,137 INFO L225 Difference]: With dead ends: 487 [2020-10-26 01:56:09,137 INFO L226 Difference]: Without dead ends: 482 [2020-10-26 01:56:09,140 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-26 01:56:09,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 482 states. [2020-10-26 01:56:09,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 482 to 477. [2020-10-26 01:56:09,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 477 states. [2020-10-26 01:56:09,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 477 states and 666 transitions. [2020-10-26 01:56:09,207 INFO L78 Accepts]: Start accepts. Automaton has 477 states and 666 transitions. Word has length 24 [2020-10-26 01:56:09,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-26 01:56:09,209 INFO L481 AbstractCegarLoop]: Abstraction has 477 states and 666 transitions. [2020-10-26 01:56:09,212 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-26 01:56:09,213 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 666 transitions. [2020-10-26 01:56:09,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-10-26 01:56:09,220 INFO L414 BasicCegarLoop]: Found error trace [2020-10-26 01:56:09,220 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-26 01:56:09,440 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-10-26 01:56:09,441 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-26 01:56:09,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-26 01:56:09,442 INFO L82 PathProgramCache]: Analyzing trace with hash -427664695, now seen corresponding path program 1 times [2020-10-26 01:56:09,443 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-26 01:56:09,443 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [558211758] [2020-10-26 01:56:09,444 INFO L95 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 [2020-10-26 01:56:09,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-26 01:56:09,727 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-26 01:56:09,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-26 01:56:09,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-26 01:56:09,742 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-26 01:56:09,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-26 01:56:09,756 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [558211758] [2020-10-26 01:56:09,757 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-26 01:56:09,757 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-10-26 01:56:09,757 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [292991731] [2020-10-26 01:56:09,757 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-26 01:56:09,758 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-26 01:56:09,758 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-26 01:56:09,758 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-26 01:56:09,759 INFO L87 Difference]: Start difference. First operand 477 states and 666 transitions. Second operand 3 states. [2020-10-26 01:56:09,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-26 01:56:09,808 INFO L93 Difference]: Finished difference Result 938 states and 1317 transitions. [2020-10-26 01:56:09,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-26 01:56:09,809 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2020-10-26 01:56:09,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-26 01:56:09,811 INFO L225 Difference]: With dead ends: 938 [2020-10-26 01:56:09,812 INFO L226 Difference]: Without dead ends: 461 [2020-10-26 01:56:09,814 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-26 01:56:09,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 461 states. [2020-10-26 01:56:09,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 461 to 313. [2020-10-26 01:56:09,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 313 states. [2020-10-26 01:56:09,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 313 states and 431 transitions. [2020-10-26 01:56:09,841 INFO L78 Accepts]: Start accepts. Automaton has 313 states and 431 transitions. Word has length 24 [2020-10-26 01:56:09,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-26 01:56:09,842 INFO L481 AbstractCegarLoop]: Abstraction has 313 states and 431 transitions. [2020-10-26 01:56:09,842 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-26 01:56:09,842 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 431 transitions. [2020-10-26 01:56:09,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-10-26 01:56:09,843 INFO L414 BasicCegarLoop]: Found error trace [2020-10-26 01:56:09,843 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-26 01:56:10,057 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-10-26 01:56:10,058 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-26 01:56:10,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-26 01:56:10,059 INFO L82 PathProgramCache]: Analyzing trace with hash 1211914415, now seen corresponding path program 1 times [2020-10-26 01:56:10,060 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-26 01:56:10,061 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [714709661] [2020-10-26 01:56:10,061 INFO L95 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 [2020-10-26 01:56:10,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-26 01:56:10,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-26 01:56:10,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-26 01:56:10,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-26 01:56:10,315 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-26 01:56:10,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-26 01:56:10,320 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [714709661] [2020-10-26 01:56:10,320 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-26 01:56:10,321 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2020-10-26 01:56:10,321 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1231240694] [2020-10-26 01:56:10,321 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-26 01:56:10,322 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-26 01:56:10,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-26 01:56:10,322 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-26 01:56:10,323 INFO L87 Difference]: Start difference. First operand 313 states and 431 transitions. Second operand 3 states. [2020-10-26 01:56:10,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-26 01:56:10,409 INFO L93 Difference]: Finished difference Result 738 states and 1022 transitions. [2020-10-26 01:56:10,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-26 01:56:10,410 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2020-10-26 01:56:10,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-26 01:56:10,413 INFO L225 Difference]: With dead ends: 738 [2020-10-26 01:56:10,413 INFO L226 Difference]: Without dead ends: 428 [2020-10-26 01:56:10,414 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-26 01:56:10,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 428 states. [2020-10-26 01:56:10,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 428 to 426. [2020-10-26 01:56:10,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 426 states. [2020-10-26 01:56:10,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 426 states and 590 transitions. [2020-10-26 01:56:10,448 INFO L78 Accepts]: Start accepts. Automaton has 426 states and 590 transitions. Word has length 25 [2020-10-26 01:56:10,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-26 01:56:10,449 INFO L481 AbstractCegarLoop]: Abstraction has 426 states and 590 transitions. [2020-10-26 01:56:10,449 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-26 01:56:10,449 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 590 transitions. [2020-10-26 01:56:10,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-10-26 01:56:10,451 INFO L414 BasicCegarLoop]: Found error trace [2020-10-26 01:56:10,451 INFO L422 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, 1, 1] [2020-10-26 01:56:10,670 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-10-26 01:56:10,671 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-26 01:56:10,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-26 01:56:10,672 INFO L82 PathProgramCache]: Analyzing trace with hash -1256985608, now seen corresponding path program 1 times [2020-10-26 01:56:10,674 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-26 01:56:10,674 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [71430076] [2020-10-26 01:56:10,674 INFO L95 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 [2020-10-26 01:56:10,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-26 01:56:10,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-26 01:56:10,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-26 01:56:10,952 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-26 01:56:10,952 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-26 01:56:10,973 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-26 01:56:10,974 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [71430076] [2020-10-26 01:56:10,974 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-26 01:56:10,974 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2020-10-26 01:56:10,974 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1196932112] [2020-10-26 01:56:10,975 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-26 01:56:10,975 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-26 01:56:10,976 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-26 01:56:10,976 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-26 01:56:10,977 INFO L87 Difference]: Start difference. First operand 426 states and 590 transitions. Second operand 4 states. [2020-10-26 01:56:11,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-26 01:56:11,069 INFO L93 Difference]: Finished difference Result 1194 states and 1664 transitions. [2020-10-26 01:56:11,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-26 01:56:11,070 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 42 [2020-10-26 01:56:11,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-26 01:56:11,075 INFO L225 Difference]: With dead ends: 1194 [2020-10-26 01:56:11,076 INFO L226 Difference]: Without dead ends: 771 [2020-10-26 01:56:11,081 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-26 01:56:11,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 771 states. [2020-10-26 01:56:11,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 771 to 766. [2020-10-26 01:56:11,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 766 states. [2020-10-26 01:56:11,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 766 states and 1069 transitions. [2020-10-26 01:56:11,155 INFO L78 Accepts]: Start accepts. Automaton has 766 states and 1069 transitions. Word has length 42 [2020-10-26 01:56:11,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-26 01:56:11,155 INFO L481 AbstractCegarLoop]: Abstraction has 766 states and 1069 transitions. [2020-10-26 01:56:11,155 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-26 01:56:11,155 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 1069 transitions. [2020-10-26 01:56:11,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-10-26 01:56:11,160 INFO L414 BasicCegarLoop]: Found error trace [2020-10-26 01:56:11,161 INFO L422 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, 1, 1, 1, 1] [2020-10-26 01:56:11,376 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2020-10-26 01:56:11,377 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-26 01:56:11,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-26 01:56:11,378 INFO L82 PathProgramCache]: Analyzing trace with hash 536419801, now seen corresponding path program 1 times [2020-10-26 01:56:11,380 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-26 01:56:11,380 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [599343537] [2020-10-26 01:56:11,380 INFO L95 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 [2020-10-26 01:56:11,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-26 01:56:11,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 7 conjunts are in the unsatisfiable core [2020-10-26 01:56:11,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-26 01:56:11,696 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-26 01:56:11,696 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-26 01:56:11,763 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-26 01:56:11,764 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [599343537] [2020-10-26 01:56:11,764 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-26 01:56:11,764 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2020-10-26 01:56:11,764 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448302157] [2020-10-26 01:56:11,765 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-26 01:56:11,765 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-26 01:56:11,766 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-26 01:56:11,766 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-26 01:56:11,766 INFO L87 Difference]: Start difference. First operand 766 states and 1069 transitions. Second operand 8 states. [2020-10-26 01:56:12,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-26 01:56:12,100 INFO L93 Difference]: Finished difference Result 3444 states and 4805 transitions. [2020-10-26 01:56:12,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-26 01:56:12,101 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 44 [2020-10-26 01:56:12,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-26 01:56:12,116 INFO L225 Difference]: With dead ends: 3444 [2020-10-26 01:56:12,116 INFO L226 Difference]: Without dead ends: 2681 [2020-10-26 01:56:12,119 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 81 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2020-10-26 01:56:12,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2681 states. [2020-10-26 01:56:12,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2681 to 778. [2020-10-26 01:56:12,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 778 states. [2020-10-26 01:56:12,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 778 states and 1081 transitions. [2020-10-26 01:56:12,237 INFO L78 Accepts]: Start accepts. Automaton has 778 states and 1081 transitions. Word has length 44 [2020-10-26 01:56:12,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-26 01:56:12,238 INFO L481 AbstractCegarLoop]: Abstraction has 778 states and 1081 transitions. [2020-10-26 01:56:12,238 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-26 01:56:12,238 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 1081 transitions. [2020-10-26 01:56:12,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-26 01:56:12,240 INFO L414 BasicCegarLoop]: Found error trace [2020-10-26 01:56:12,240 INFO L422 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, 1, 1, 1, 1, 1, 1] [2020-10-26 01:56:12,453 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2020-10-26 01:56:12,454 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-26 01:56:12,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-26 01:56:12,455 INFO L82 PathProgramCache]: Analyzing trace with hash -565407619, now seen corresponding path program 1 times [2020-10-26 01:56:12,457 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-26 01:56:12,457 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2082102947] [2020-10-26 01:56:12,457 INFO L95 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 [2020-10-26 01:56:12,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-26 01:56:12,844 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-26 01:56:13,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-26 01:56:13,080 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-26 01:56:13,291 INFO L173 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2020-10-26 01:56:13,291 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-26 01:56:13,506 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2020-10-26 01:56:13,547 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,548 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,549 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,550 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,551 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,551 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,552 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,552 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,553 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,553 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,554 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,555 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,556 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,556 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,557 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,557 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,558 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,558 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,559 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,560 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,560 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,561 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,562 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,562 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,563 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,563 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,564 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,564 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,565 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,565 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,566 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,566 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,567 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,567 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,568 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,569 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,569 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,570 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,571 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,571 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,572 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,572 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,573 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,573 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,574 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,575 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,575 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,576 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,577 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,577 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,578 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,578 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,579 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,579 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,580 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,580 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,581 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,581 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,582 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,583 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,583 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,584 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,585 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,585 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,586 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,586 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,587 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,588 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,588 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,589 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,590 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,590 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-26 01:56:13,739 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 01:56:13 BoogieIcfgContainer [2020-10-26 01:56:13,739 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-26 01:56:13,740 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-26 01:56:13,740 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-26 01:56:13,740 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-26 01:56:13,741 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 01:56:07" (3/4) ... [2020-10-26 01:56:13,745 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-10-26 01:56:13,745 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-26 01:56:13,748 INFO L168 Benchmark]: Toolchain (without parser) took 8890.50 ms. Allocated memory was 44.0 MB in the beginning and 151.0 MB in the end (delta: 107.0 MB). Free memory was 21.8 MB in the beginning and 75.4 MB in the end (delta: -53.6 MB). Peak memory consumption was 51.6 MB. Max. memory is 16.1 GB. [2020-10-26 01:56:13,749 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 44.0 MB. Free memory was 29.3 MB in the beginning and 29.3 MB in the end (delta: 41.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-26 01:56:13,750 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1236.91 ms. Allocated memory was 44.0 MB in the beginning and 58.7 MB in the end (delta: 14.7 MB). Free memory was 21.1 MB in the beginning and 25.4 MB in the end (delta: -4.3 MB). Peak memory consumption was 20.0 MB. Max. memory is 16.1 GB. [2020-10-26 01:56:13,750 INFO L168 Benchmark]: Boogie Procedure Inliner took 166.95 ms. Allocated memory is still 58.7 MB. Free memory was 25.2 MB in the beginning and 19.6 MB in the end (delta: 5.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-10-26 01:56:13,751 INFO L168 Benchmark]: Boogie Preprocessor took 160.12 ms. Allocated memory was 58.7 MB in the beginning and 81.8 MB in the end (delta: 23.1 MB). Free memory was 19.6 MB in the beginning and 47.8 MB in the end (delta: -28.2 MB). Peak memory consumption was 4.3 MB. Max. memory is 16.1 GB. [2020-10-26 01:56:13,752 INFO L168 Benchmark]: RCFGBuilder took 1379.27 ms. Allocated memory was 81.8 MB in the beginning and 98.6 MB in the end (delta: 16.8 MB). Free memory was 47.8 MB in the beginning and 41.1 MB in the end (delta: 6.7 MB). Peak memory consumption was 24.9 MB. Max. memory is 16.1 GB. [2020-10-26 01:56:13,753 INFO L168 Benchmark]: TraceAbstraction took 5925.88 ms. Allocated memory was 98.6 MB in the beginning and 151.0 MB in the end (delta: 52.4 MB). Free memory was 41.1 MB in the beginning and 75.4 MB in the end (delta: -34.4 MB). Peak memory consumption was 61.0 MB. Max. memory is 16.1 GB. [2020-10-26 01:56:13,753 INFO L168 Benchmark]: Witness Printer took 5.25 ms. Allocated memory is still 151.0 MB. Free memory is still 75.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-10-26 01:56:13,757 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 44.0 MB. Free memory was 29.3 MB in the beginning and 29.3 MB in the end (delta: 41.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1236.91 ms. Allocated memory was 44.0 MB in the beginning and 58.7 MB in the end (delta: 14.7 MB). Free memory was 21.1 MB in the beginning and 25.4 MB in the end (delta: -4.3 MB). Peak memory consumption was 20.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 166.95 ms. Allocated memory is still 58.7 MB. Free memory was 25.2 MB in the beginning and 19.6 MB in the end (delta: 5.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 160.12 ms. Allocated memory was 58.7 MB in the beginning and 81.8 MB in the end (delta: 23.1 MB). Free memory was 19.6 MB in the beginning and 47.8 MB in the end (delta: -28.2 MB). Peak memory consumption was 4.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1379.27 ms. Allocated memory was 81.8 MB in the beginning and 98.6 MB in the end (delta: 16.8 MB). Free memory was 47.8 MB in the beginning and 41.1 MB in the end (delta: 6.7 MB). Peak memory consumption was 24.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 5925.88 ms. Allocated memory was 98.6 MB in the beginning and 151.0 MB in the end (delta: 52.4 MB). Free memory was 41.1 MB in the beginning and 75.4 MB in the end (delta: -34.4 MB). Peak memory consumption was 61.0 MB. Max. memory is 16.1 GB. * Witness Printer took 5.25 ms. Allocated memory is still 151.0 MB. Free memory is still 75.4 MB. There was no memory consumed. Max. memory is 16.1 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 - 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: 12]: 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 2900. Possible FailurePath: [L2766] int ldv_irq_1_2 = 0; [L2767] int LDV_IN_INTERRUPT = 1; [L2768] int ldv_irq_1_3 = 0; [L2769] void *ldv_irq_data_1_1 ; [L2770] int ldv_irq_1_1 = 0; [L2771] int ldv_irq_1_0 = 0; [L2772] int probed_2 = 0; [L2773] int ldv_irq_line_1_3 ; [L2774] void *ldv_irq_data_1_0 ; [L2775] int ldv_state_variable_0 ; [L2776] int ldv_irq_line_1_0 ; [L2777] int ldv_state_variable_2 ; [L2778] void *ldv_irq_data_1_3 ; [L2779] int ref_cnt ; [L2780] int ldv_irq_line_1_1 ; [L2781] struct platform_device *iio_interrupt_trigger_driver_group1 ; [L2782] void *ldv_irq_data_1_2 ; [L2783] int ldv_state_variable_1 ; [L2784] int ldv_irq_line_1_2 ; [L2881] static struct iio_trigger_ops const iio_interrupt_trigger_ops = {& __this_module, 0, 0, 0}; [L2958-L2968] 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}; [L2984] int ldv_retval_0 ; [L2985] int ldv_retval_1 ; [L2988] int ldv_retval_2 ; [L3356] int ldv_module_refcounter = 1; VAL [__this_module={0:0}, iio_interrupt_trigger_driver={2147483555:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={2147483427:0}, 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] [L3137] int tmp ; [L3138] int tmp___0 ; [L3139] int tmp___1 ; VAL [__this_module={0:0}, iio_interrupt_trigger_driver={2147483555:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={2147483427:0}, 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] [L3142] ldv_state_variable_1 = 1 [L3143] ref_cnt = 0 [L3144] ldv_state_variable_0 = 1 [L3145] ldv_state_variable_2 = 0 VAL [__this_module={0:0}, iio_interrupt_trigger_driver={2147483555:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={2147483427:0}, 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] [L3147] tmp = __VERIFIER_nondet_int() [L3149] case 0: [L3155] case 1: VAL [__this_module={0:0}, iio_interrupt_trigger_driver={2147483555:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={2147483427:0}, 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] [L3156] COND TRUE ldv_state_variable_0 != 0 [L3157] tmp___0 = __VERIFIER_nondet_int() [L3159] case 0: [L3167] case 1: VAL [__this_module={0:0}, iio_interrupt_trigger_driver={2147483555:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={2147483427:0}, 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] [L3168] COND TRUE ldv_state_variable_0 == 1 [L2971] int tmp ; [L3294] ldv_func_ret_type___0 ldv_func_res ; [L3295] int tmp ; [L3424] return __VERIFIER_nondet_int(); [L3297] tmp = __platform_driver_register(ldv_func_arg1, ldv_func_arg2) [L3298] ldv_func_res = tmp [L3299] ldv_state_variable_2 = 1 [L3102] void *tmp ; [L2726] void *p ; [L2727] void *tmp ; [L2729] tmp = calloc(1UL, size) [L2730] p = tmp [L2688] COND FALSE !(!cond) VAL [__this_module={0:0}, iio_interrupt_trigger_driver={2147483555:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={2147483427:0}, 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] [L2732] return (p); VAL [__this_module={0:0}, iio_interrupt_trigger_driver={2147483555:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={2147483427:0}, 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] [L3104] tmp = ldv_init_zalloc(1472UL) [L3105] iio_interrupt_trigger_driver_group1 = (struct platform_device *)tmp VAL [__this_module={0:0}, iio_interrupt_trigger_driver={2147483555:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={2147483427:0}, 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] [L3301] return (ldv_func_res); VAL [__this_module={0:0}, iio_interrupt_trigger_driver={2147483555:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={2147483427:0}, 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] [L2973] tmp = ldv___platform_driver_register_10(& iio_interrupt_trigger_driver, & __this_module) [L2974] return (tmp); VAL [__this_module={0:0}, iio_interrupt_trigger_driver={2147483555:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={2147483427:0}, 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] [L3169] ldv_retval_0 = iio_interrupt_trigger_driver_init() [L3170] COND TRUE ldv_retval_0 == 0 [L3171] ldv_state_variable_0 = 3 VAL [__this_module={0:0}, iio_interrupt_trigger_driver={2147483555:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={2147483427:0}, 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] [L3174] COND FALSE !(ldv_retval_0 != 0) VAL [__this_module={0:0}, iio_interrupt_trigger_driver={2147483555:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={2147483427:0}, 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] [L3147] tmp = __VERIFIER_nondet_int() [L3149] case 0: [L3155] case 1: [L3189] case 2: VAL [__this_module={0:0}, iio_interrupt_trigger_driver={2147483555:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={2147483427:0}, 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] [L3190] COND TRUE ldv_state_variable_2 != 0 [L3191] tmp___1 = __VERIFIER_nondet_int() [L3193] case 0: VAL [__this_module={0:0}, iio_interrupt_trigger_driver={2147483555:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={2147483427:0}, 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] [L3194] COND TRUE ldv_state_variable_2 == 1 [L2884] struct iio_interrupt_trigger_info *trig_info ; [L2885] struct iio_trigger *trig ; [L2886] unsigned long irqflags ; [L2887] struct resource *irq_res ; [L2888] int irq ; [L2889] int ret ; [L2890] void *tmp ; [L2892] ret = 0 [L2692] void *p ; [L2693] void *tmp ; [L2694] int tmp___0 ; [L2696] tmp___0 = __VERIFIER_nondet_int() [L2697] COND FALSE !(tmp___0 != 0) [L2700] tmp = malloc(size) [L2701] p = tmp [L2688] COND FALSE !(!cond) VAL [__this_module={0:0}, iio_interrupt_trigger_driver={2147483555:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={2147483427:0}, 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] [L2703] return (p); VAL [__this_module={0:0}, iio_interrupt_trigger_driver={2147483555:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={2147483427:0}, 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] [L3452] return ldv_malloc(sizeof(struct resource)); [L2893] irq_res = platform_get_resource(pdev, 1024U, 0U) [L2894] COND FALSE !((unsigned long )irq_res == (unsigned long )((struct resource *)0)) [L2898] EXPR irq_res->flags [L2898] irqflags = (irq_res->flags & 15UL) | 128UL [L2899] EXPR irq_res->start [L2899] irq = (int )irq_res->start [L2900] trig = iio_trigger_alloc("irqtrig%d", irq) VAL [__this_module={0:0}, iio_interrupt_trigger_driver={2147483555:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={2147483427:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2901] COND FALSE !((unsigned long )trig == (unsigned long )((struct iio_trigger *)0)) [L2676] void *tmp ; [L2667] void *tmp___2 ; [L2692] void *p ; [L2693] void *tmp ; [L2694] int tmp___0 ; [L2696] tmp___0 = __VERIFIER_nondet_int() [L2697] COND TRUE tmp___0 != 0 [L2698] return ((void *)0); VAL [__this_module={0:0}, iio_interrupt_trigger_driver={2147483555:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={2147483427:0}, 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] [L2662] return ldv_malloc(size); [L2669] tmp___2 = __kmalloc(size, flags) [L2670] return (tmp___2); VAL [__this_module={0:0}, iio_interrupt_trigger_driver={2147483555:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={2147483427:0}, 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] [L2678] tmp = kmalloc(size, flags | 32768U) [L2679] return (tmp); VAL [__this_module={0:0}, iio_interrupt_trigger_driver={2147483555:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={2147483427:0}, 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] [L2906] tmp = kzalloc(4UL, 208U) [L2907] trig_info = (struct iio_interrupt_trigger_info *)tmp VAL [__this_module={0:0}, iio_interrupt_trigger_driver={2147483555:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={2147483427:0}, 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] [L2908] COND TRUE (unsigned long )trig_info == (unsigned long )((struct iio_interrupt_trigger_info *)0) [L2909] ret = -12 VAL [__this_module={0:0}, iio_interrupt_trigger_driver={2147483555:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={2147483427:0}, 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] [L2850] EXPR trig->ops [L2850] (trig->ops)->owner [L3387] COND TRUE (unsigned long )module != (unsigned long )((struct module *)0) VAL [__this_module={0:0}, iio_interrupt_trigger_driver={2147483555:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={2147483427:0}, 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] [L3388] COND TRUE ldv_module_refcounter <= 1 VAL [__this_module={0:0}, iio_interrupt_trigger_driver={2147483555:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={2147483427:0}, 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] [L12] COND FALSE !(0) VAL [__this_module={0:0}, iio_interrupt_trigger_driver={2147483555:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={2147483427:0}, 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] [L12] __assert_fail ("0", "linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.c", 3, __extension__ __PRETTY_FUNCTION__) VAL [__this_module={0:0}, iio_interrupt_trigger_driver={2147483555:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={2147483427:0}, 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, 192 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 5.6s, OverallIterations: 7, TraceHistogramMax: 2, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1524 SDtfs, 2419 SDslu, 3138 SDs, 0 SdLazy, 86 SolverSat, 20 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 339 GetRequests, 324 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=778occurred 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: 0.4s AutomataMinimizationTime, 6 MinimizatonAttempts, 2087 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 220 NumberOfCodeBlocks, 220 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 336 ConstructedInterpolants, 0 QuantifiedInterpolants, 24560 SizeOfPredicates, 9 NumberOfNonLiveVariables, 1328 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, ACCELERATED_INTERPOLATION: 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...