./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 9a8b2e8d 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_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(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_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(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 0.1.25-9a8b2e8 [2020-10-20 04:25:39,227 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 04:25:39,231 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 04:25:39,266 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 04:25:39,267 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 04:25:39,276 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 04:25:39,279 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 04:25:39,282 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 04:25:39,285 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 04:25:39,288 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 04:25:39,290 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 04:25:39,292 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 04:25:39,292 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 04:25:39,295 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 04:25:39,296 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 04:25:39,298 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 04:25:39,300 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 04:25:39,301 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 04:25:39,303 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 04:25:39,310 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 04:25:39,312 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 04:25:39,314 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 04:25:39,316 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 04:25:39,317 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 04:25:39,329 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 04:25:39,333 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 04:25:39,333 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 04:25:39,335 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 04:25:39,336 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 04:25:39,340 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 04:25:39,340 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 04:25:39,341 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 04:25:39,342 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 04:25:39,344 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 04:25:39,347 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 04:25:39,347 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 04:25:39,348 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 04:25:39,350 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 04:25:39,350 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 04:25:39,351 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 04:25:39,352 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 04:25:39,354 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-20 04:25:39,394 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 04:25:39,394 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 04:25:39,397 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 04:25:39,397 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 04:25:39,397 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 04:25:39,398 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 04:25:39,398 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 04:25:39,398 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 04:25:39,398 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 04:25:39,399 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 04:25:39,400 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 04:25:39,400 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 04:25:39,400 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 04:25:39,401 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 04:25:39,401 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 04:25:39,401 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 04:25:39,402 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 04:25:39,402 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 04:25:39,411 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 04:25:39,411 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 04:25:39,412 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 04:25:39,412 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 04:25:39,412 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 04:25:39,412 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 04:25:39,413 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 04:25:39,413 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 04:25:39,413 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 04:25:39,413 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(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 [2020-10-20 04:25:39,631 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 04:25:39,644 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 04:25:39,647 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 04:25:39,649 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 04:25:39,650 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 04:25:39,650 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2020-10-20 04:25:39,716 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce823e5d6/32f507781c264dba879778463c6f11d3/FLAG011f4bc50 [2020-10-20 04:25:40,451 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 04:25:40,452 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2020-10-20 04:25:40,478 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce823e5d6/32f507781c264dba879778463c6f11d3/FLAG011f4bc50 [2020-10-20 04:25:40,573 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce823e5d6/32f507781c264dba879778463c6f11d3 [2020-10-20 04:25:40,576 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 04:25:40,582 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 04:25:40,584 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 04:25:40,584 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 04:25:40,588 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 04:25:40,589 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:25:40" (1/1) ... [2020-10-20 04:25:40,592 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48c95629 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:25:40, skipping insertion in model container [2020-10-20 04:25:40,592 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:25:40" (1/1) ... [2020-10-20 04:25:40,600 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 04:25:40,696 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 04:25:41,659 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 04:25:41,694 INFO L203 MainTranslator]: Completed pre-run [2020-10-20 04:25:41,889 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 04:25:41,979 INFO L208 MainTranslator]: Completed translation [2020-10-20 04:25:41,980 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:25:41 WrapperNode [2020-10-20 04:25:41,980 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 04:25:41,981 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-20 04:25:41,982 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-20 04:25:41,982 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-20 04:25:41,991 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:25:41" (1/1) ... [2020-10-20 04:25:42,018 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:25:41" (1/1) ... [2020-10-20 04:25:42,088 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-20 04:25:42,090 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-20 04:25:42,091 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-20 04:25:42,091 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-20 04:25:42,110 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:25:41" (1/1) ... [2020-10-20 04:25:42,116 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:25:41" (1/1) ... [2020-10-20 04:25:42,138 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:25:41" (1/1) ... [2020-10-20 04:25:42,139 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:25:41" (1/1) ... [2020-10-20 04:25:42,196 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:25:41" (1/1) ... [2020-10-20 04:25:42,212 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:25:41" (1/1) ... [2020-10-20 04:25:42,221 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:25:41" (1/1) ... [2020-10-20 04:25:42,237 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-20 04:25:42,238 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-20 04:25:42,238 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-20 04:25:42,239 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-20 04:25:42,240 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:25:41" (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 [2020-10-20 04:25:42,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-20 04:25:42,518 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-20 04:25:42,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-20 04:25:42,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-20 04:25:42,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-20 04:25:42,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-20 04:25:42,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-20 04:25:42,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-20 04:25:42,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-20 04:25:42,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-20 04:25:42,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-20 04:25:43,611 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-20 04:25:43,612 INFO L298 CfgBuilder]: Removed 196 assume(true) statements. [2020-10-20 04:25:43,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 04:25:43 BoogieIcfgContainer [2020-10-20 04:25:43,615 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-20 04:25:43,616 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-20 04:25:43,616 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-20 04:25:43,620 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-20 04:25:43,620 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.10 04:25:40" (1/3) ... [2020-10-20 04:25:43,621 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17f1d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 04:25:43, skipping insertion in model container [2020-10-20 04:25:43,622 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:25:41" (2/3) ... [2020-10-20 04:25:43,622 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17f1d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 04:25:43, skipping insertion in model container [2020-10-20 04:25:43,622 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 04:25:43" (3/3) ... [2020-10-20 04:25:43,624 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 [2020-10-20 04:25:43,637 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-20 04:25:43,646 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2020-10-20 04:25:43,661 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2020-10-20 04:25:43,695 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-20 04:25:43,696 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-20 04:25:43,696 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-20 04:25:43,696 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-20 04:25:43,696 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-20 04:25:43,697 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-20 04:25:43,697 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-20 04:25:43,697 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-20 04:25:43,726 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states. [2020-10-20 04:25:43,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-20 04:25:43,738 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 04:25:43,740 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 04:25:43,740 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 04:25:43,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 04:25:43,748 INFO L82 PathProgramCache]: Analyzing trace with hash -1584041898, now seen corresponding path program 1 times [2020-10-20 04:25:43,759 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 04:25:43,760 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1633258160] [2020-10-20 04:25:43,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 04:25:43,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 04:25:44,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 04:25:44,091 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1633258160] [2020-10-20 04:25:44,092 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 04:25:44,092 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 04:25:44,093 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [135395085] [2020-10-20 04:25:44,098 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 04:25:44,098 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 04:25:44,112 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 04:25:44,113 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 04:25:44,116 INFO L87 Difference]: Start difference. First operand 192 states. Second operand 3 states. [2020-10-20 04:25:44,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 04:25:44,274 INFO L93 Difference]: Finished difference Result 550 states and 793 transitions. [2020-10-20 04:25:44,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 04:25:44,278 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 15 [2020-10-20 04:25:44,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 04:25:44,303 INFO L225 Difference]: With dead ends: 550 [2020-10-20 04:25:44,304 INFO L226 Difference]: Without dead ends: 341 [2020-10-20 04:25:44,310 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 [2020-10-20 04:25:44,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 341 states. [2020-10-20 04:25:44,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 341 to 329. [2020-10-20 04:25:44,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 329 states. [2020-10-20 04:25:44,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 455 transitions. [2020-10-20 04:25:44,403 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 455 transitions. Word has length 15 [2020-10-20 04:25:44,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 04:25:44,403 INFO L481 AbstractCegarLoop]: Abstraction has 329 states and 455 transitions. [2020-10-20 04:25:44,404 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 04:25:44,404 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 455 transitions. [2020-10-20 04:25:44,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-10-20 04:25:44,406 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 04:25:44,406 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] [2020-10-20 04:25:44,407 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-20 04:25:44,407 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 04:25:44,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 04:25:44,408 INFO L82 PathProgramCache]: Analyzing trace with hash -484922997, now seen corresponding path program 1 times [2020-10-20 04:25:44,408 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 04:25:44,408 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1849179402] [2020-10-20 04:25:44,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 04:25:44,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 04:25:44,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 04:25:44,576 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1849179402] [2020-10-20 04:25:44,576 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 04:25:44,576 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 04:25:44,576 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1597198547] [2020-10-20 04:25:44,581 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 04:25:44,581 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 04:25:44,582 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 04:25:44,582 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 04:25:44,582 INFO L87 Difference]: Start difference. First operand 329 states and 455 transitions. Second operand 3 states. [2020-10-20 04:25:44,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 04:25:44,614 INFO L93 Difference]: Finished difference Result 339 states and 463 transitions. [2020-10-20 04:25:44,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 04:25:44,614 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2020-10-20 04:25:44,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 04:25:44,617 INFO L225 Difference]: With dead ends: 339 [2020-10-20 04:25:44,617 INFO L226 Difference]: Without dead ends: 334 [2020-10-20 04:25:44,618 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 [2020-10-20 04:25:44,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 334 states. [2020-10-20 04:25:44,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 334 to 329. [2020-10-20 04:25:44,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 329 states. [2020-10-20 04:25:44,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 454 transitions. [2020-10-20 04:25:44,638 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 454 transitions. Word has length 24 [2020-10-20 04:25:44,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 04:25:44,639 INFO L481 AbstractCegarLoop]: Abstraction has 329 states and 454 transitions. [2020-10-20 04:25:44,639 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 04:25:44,639 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 454 transitions. [2020-10-20 04:25:44,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-10-20 04:25:44,660 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 04:25:44,660 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] [2020-10-20 04:25:44,660 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-20 04:25:44,661 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 04:25:44,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 04:25:44,661 INFO L82 PathProgramCache]: Analyzing trace with hash -427664695, now seen corresponding path program 1 times [2020-10-20 04:25:44,662 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 04:25:44,662 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761409055] [2020-10-20 04:25:44,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 04:25:44,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 04:25:44,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 04:25:44,791 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [761409055] [2020-10-20 04:25:44,791 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 04:25:44,791 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 04:25:44,792 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35280031] [2020-10-20 04:25:44,792 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 04:25:44,792 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 04:25:44,793 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 04:25:44,793 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 04:25:44,793 INFO L87 Difference]: Start difference. First operand 329 states and 454 transitions. Second operand 3 states. [2020-10-20 04:25:44,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 04:25:44,818 INFO L93 Difference]: Finished difference Result 645 states and 896 transitions. [2020-10-20 04:25:44,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 04:25:44,819 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2020-10-20 04:25:44,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 04:25:44,821 INFO L225 Difference]: With dead ends: 645 [2020-10-20 04:25:44,822 INFO L226 Difference]: Without dead ends: 316 [2020-10-20 04:25:44,824 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 [2020-10-20 04:25:44,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 316 states. [2020-10-20 04:25:44,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 316 to 313. [2020-10-20 04:25:44,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 313 states. [2020-10-20 04:25:44,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 313 states and 431 transitions. [2020-10-20 04:25:44,843 INFO L78 Accepts]: Start accepts. Automaton has 313 states and 431 transitions. Word has length 24 [2020-10-20 04:25:44,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 04:25:44,843 INFO L481 AbstractCegarLoop]: Abstraction has 313 states and 431 transitions. [2020-10-20 04:25:44,844 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 04:25:44,844 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 431 transitions. [2020-10-20 04:25:44,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-10-20 04:25:44,846 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 04:25:44,847 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] [2020-10-20 04:25:44,847 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-20 04:25:44,847 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 04:25:44,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 04:25:44,848 INFO L82 PathProgramCache]: Analyzing trace with hash 1211914415, now seen corresponding path program 1 times [2020-10-20 04:25:44,848 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 04:25:44,849 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1983003899] [2020-10-20 04:25:44,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 04:25:44,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 04:25:44,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 04:25:44,901 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1983003899] [2020-10-20 04:25:44,901 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 04:25:44,901 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 04:25:44,902 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1179500592] [2020-10-20 04:25:44,903 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 04:25:44,903 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 04:25:44,903 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 04:25:44,903 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 04:25:44,903 INFO L87 Difference]: Start difference. First operand 313 states and 431 transitions. Second operand 3 states. [2020-10-20 04:25:44,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 04:25:44,975 INFO L93 Difference]: Finished difference Result 738 states and 1022 transitions. [2020-10-20 04:25:44,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 04:25:44,976 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2020-10-20 04:25:44,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 04:25:44,979 INFO L225 Difference]: With dead ends: 738 [2020-10-20 04:25:44,979 INFO L226 Difference]: Without dead ends: 428 [2020-10-20 04:25:44,981 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 [2020-10-20 04:25:44,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 428 states. [2020-10-20 04:25:45,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 428 to 426. [2020-10-20 04:25:45,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 426 states. [2020-10-20 04:25:45,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 426 states and 590 transitions. [2020-10-20 04:25:45,006 INFO L78 Accepts]: Start accepts. Automaton has 426 states and 590 transitions. Word has length 25 [2020-10-20 04:25:45,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 04:25:45,007 INFO L481 AbstractCegarLoop]: Abstraction has 426 states and 590 transitions. [2020-10-20 04:25:45,007 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 04:25:45,007 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 590 transitions. [2020-10-20 04:25:45,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-10-20 04:25:45,011 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 04:25:45,012 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] [2020-10-20 04:25:45,012 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-20 04:25:45,012 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 04:25:45,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 04:25:45,013 INFO L82 PathProgramCache]: Analyzing trace with hash -1256985608, now seen corresponding path program 1 times [2020-10-20 04:25:45,013 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 04:25:45,014 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [15836209] [2020-10-20 04:25:45,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 04:25:45,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 04:25:45,190 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 04:25:45,191 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [15836209] [2020-10-20 04:25:45,191 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1400465898] [2020-10-20 04:25:45,191 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 [2020-10-20 04:25:45,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 04:25:45,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 549 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-20 04:25:45,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 04:25:45,599 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-20 04:25:45,599 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-20 04:25:45,600 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2020-10-20 04:25:45,600 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897395506] [2020-10-20 04:25:45,601 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 04:25:45,601 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 04:25:45,601 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 04:25:45,602 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-10-20 04:25:45,602 INFO L87 Difference]: Start difference. First operand 426 states and 590 transitions. Second operand 3 states. [2020-10-20 04:25:45,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 04:25:45,654 INFO L93 Difference]: Finished difference Result 1194 states and 1664 transitions. [2020-10-20 04:25:45,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 04:25:45,655 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 42 [2020-10-20 04:25:45,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 04:25:45,660 INFO L225 Difference]: With dead ends: 1194 [2020-10-20 04:25:45,661 INFO L226 Difference]: Without dead ends: 771 [2020-10-20 04:25:45,663 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-10-20 04:25:45,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 771 states. [2020-10-20 04:25:45,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 771 to 766. [2020-10-20 04:25:45,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 766 states. [2020-10-20 04:25:45,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 766 states and 1069 transitions. [2020-10-20 04:25:45,702 INFO L78 Accepts]: Start accepts. Automaton has 766 states and 1069 transitions. Word has length 42 [2020-10-20 04:25:45,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 04:25:45,703 INFO L481 AbstractCegarLoop]: Abstraction has 766 states and 1069 transitions. [2020-10-20 04:25:45,703 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 04:25:45,703 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 1069 transitions. [2020-10-20 04:25:45,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-10-20 04:25:45,706 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 04:25:45,707 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] [2020-10-20 04:25:45,920 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-20 04:25:45,921 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 04:25:45,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 04:25:45,921 INFO L82 PathProgramCache]: Analyzing trace with hash 536419801, now seen corresponding path program 1 times [2020-10-20 04:25:45,921 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 04:25:45,922 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [505182439] [2020-10-20 04:25:45,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 04:25:45,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 04:25:46,057 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-20 04:25:46,058 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [505182439] [2020-10-20 04:25:46,058 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 04:25:46,058 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-20 04:25:46,059 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1039791007] [2020-10-20 04:25:46,059 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 04:25:46,060 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 04:25:46,060 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 04:25:46,060 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 04:25:46,060 INFO L87 Difference]: Start difference. First operand 766 states and 1069 transitions. Second operand 5 states. [2020-10-20 04:25:46,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 04:25:46,272 INFO L93 Difference]: Finished difference Result 2854 states and 3983 transitions. [2020-10-20 04:25:46,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-20 04:25:46,273 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 44 [2020-10-20 04:25:46,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 04:25:46,287 INFO L225 Difference]: With dead ends: 2854 [2020-10-20 04:25:46,287 INFO L226 Difference]: Without dead ends: 2091 [2020-10-20 04:25:46,291 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 [2020-10-20 04:25:46,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2091 states. [2020-10-20 04:25:46,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2091 to 778. [2020-10-20 04:25:46,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 778 states. [2020-10-20 04:25:46,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 778 states and 1081 transitions. [2020-10-20 04:25:46,377 INFO L78 Accepts]: Start accepts. Automaton has 778 states and 1081 transitions. Word has length 44 [2020-10-20 04:25:46,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 04:25:46,380 INFO L481 AbstractCegarLoop]: Abstraction has 778 states and 1081 transitions. [2020-10-20 04:25:46,389 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 04:25:46,389 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 1081 transitions. [2020-10-20 04:25:46,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-20 04:25:46,393 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 04:25:46,394 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] [2020-10-20 04:25:46,394 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-20 04:25:46,394 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 04:25:46,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 04:25:46,395 INFO L82 PathProgramCache]: Analyzing trace with hash -565407619, now seen corresponding path program 1 times [2020-10-20 04:25:46,395 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 04:25:46,395 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [663337930] [2020-10-20 04:25:46,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 04:25:46,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 04:25:46,527 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 04:25:46,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 04:25:46,644 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 04:25:46,695 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-20 04:25:46,696 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-20 04:25:46,696 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-20 04:25:46,728 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,729 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,730 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,731 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,731 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,732 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,733 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,733 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,734 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,734 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,735 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,735 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,736 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,736 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,737 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,738 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,738 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,739 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,739 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,739 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,740 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,740 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,741 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,741 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,742 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,743 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,744 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,745 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,745 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,746 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,747 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,747 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,748 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,748 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,749 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,749 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,749 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,750 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,750 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,751 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,751 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,751 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,752 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,752 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,753 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,753 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,754 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,754 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,755 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,758 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,759 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,759 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,760 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,762 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,762 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,763 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,765 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,766 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,767 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,767 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,768 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,768 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,769 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,769 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,770 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,770 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,771 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,771 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,772 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,772 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,772 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,773 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:25:46,893 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 04:25:46 BoogieIcfgContainer [2020-10-20 04:25:46,894 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-20 04:25:46,894 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-20 04:25:46,895 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-20 04:25:46,895 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-20 04:25:46,896 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 04:25:43" (3/4) ... [2020-10-20 04:25:46,900 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-10-20 04:25:46,900 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-20 04:25:46,904 INFO L168 Benchmark]: Toolchain (without parser) took 6324.18 ms. Allocated memory was 37.7 MB in the beginning and 93.8 MB in the end (delta: 56.1 MB). Free memory was 11.0 MB in the beginning and 15.8 MB in the end (delta: -4.8 MB). Peak memory consumption was 51.3 MB. Max. memory is 14.3 GB. [2020-10-20 04:25:46,905 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 36.7 MB. Free memory was 18.0 MB in the beginning and 17.9 MB in the end (delta: 53.7 kB). Peak memory consumption was 53.7 kB. Max. memory is 14.3 GB. [2020-10-20 04:25:46,906 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1397.24 ms. Allocated memory was 37.7 MB in the beginning and 50.9 MB in the end (delta: 13.1 MB). Free memory was 10.1 MB in the beginning and 16.9 MB in the end (delta: -6.8 MB). Peak memory consumption was 18.2 MB. Max. memory is 14.3 GB. [2020-10-20 04:25:46,913 INFO L168 Benchmark]: Boogie Procedure Inliner took 108.43 ms. Allocated memory is still 50.9 MB. Free memory was 16.9 MB in the beginning and 10.6 MB in the end (delta: 6.2 MB). Peak memory consumption was 6.2 MB. Max. memory is 14.3 GB. [2020-10-20 04:25:46,914 INFO L168 Benchmark]: Boogie Preprocessor took 147.52 ms. Allocated memory is still 50.9 MB. Free memory was 10.6 MB in the beginning and 5.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 14.3 GB. [2020-10-20 04:25:46,916 INFO L168 Benchmark]: RCFGBuilder took 1376.89 ms. Allocated memory was 50.9 MB in the beginning and 72.4 MB in the end (delta: 21.5 MB). Free memory was 5.0 MB in the beginning and 41.4 MB in the end (delta: -36.4 MB). Peak memory consumption was 13.0 MB. Max. memory is 14.3 GB. [2020-10-20 04:25:46,918 INFO L168 Benchmark]: TraceAbstraction took 3277.82 ms. Allocated memory was 72.4 MB in the beginning and 93.8 MB in the end (delta: 21.5 MB). Free memory was 40.8 MB in the beginning and 16.8 MB in the end (delta: 24.0 MB). Peak memory consumption was 45.5 MB. Max. memory is 14.3 GB. [2020-10-20 04:25:46,924 INFO L168 Benchmark]: Witness Printer took 5.89 ms. Allocated memory is still 93.8 MB. Free memory was 16.8 MB in the beginning and 15.8 MB in the end (delta: 977.0 kB). Peak memory consumption was 977.0 kB. Max. memory is 14.3 GB. [2020-10-20 04:25:46,937 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 36.7 MB. Free memory was 18.0 MB in the beginning and 17.9 MB in the end (delta: 53.7 kB). Peak memory consumption was 53.7 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 1397.24 ms. Allocated memory was 37.7 MB in the beginning and 50.9 MB in the end (delta: 13.1 MB). Free memory was 10.1 MB in the beginning and 16.9 MB in the end (delta: -6.8 MB). Peak memory consumption was 18.2 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 108.43 ms. Allocated memory is still 50.9 MB. Free memory was 16.9 MB in the beginning and 10.6 MB in the end (delta: 6.2 MB). Peak memory consumption was 6.2 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 147.52 ms. Allocated memory is still 50.9 MB. Free memory was 10.6 MB in the beginning and 5.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 14.3 GB. * RCFGBuilder took 1376.89 ms. Allocated memory was 50.9 MB in the beginning and 72.4 MB in the end (delta: 21.5 MB). Free memory was 5.0 MB in the beginning and 41.4 MB in the end (delta: -36.4 MB). Peak memory consumption was 13.0 MB. Max. memory is 14.3 GB. * TraceAbstraction took 3277.82 ms. Allocated memory was 72.4 MB in the beginning and 93.8 MB in the end (delta: 21.5 MB). Free memory was 40.8 MB in the beginning and 16.8 MB in the end (delta: 24.0 MB). Peak memory consumption was 45.5 MB. Max. memory is 14.3 GB. * Witness Printer took 5.89 ms. Allocated memory is still 93.8 MB. Free memory was 16.8 MB in the beginning and 15.8 MB in the end (delta: 977.0 kB). Peak memory consumption was 977.0 kB. Max. memory is 14.3 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: 3.0s, OverallIterations: 7, TraceHistogramMax: 2, AutomataDifference: 0.6s, 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, 0.1s 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: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 1340 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.6s 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 0.1.25-9a8b2e8 [2020-10-20 04:25:49,254 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 04:25:49,257 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 04:25:49,296 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 04:25:49,297 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 04:25:49,306 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 04:25:49,309 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 04:25:49,313 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 04:25:49,315 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 04:25:49,319 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 04:25:49,320 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 04:25:49,322 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 04:25:49,322 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 04:25:49,325 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 04:25:49,326 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 04:25:49,328 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 04:25:49,329 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 04:25:49,330 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 04:25:49,332 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 04:25:49,339 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 04:25:49,341 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 04:25:49,342 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 04:25:49,344 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 04:25:49,345 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 04:25:49,356 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 04:25:49,357 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 04:25:49,357 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 04:25:49,358 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 04:25:49,359 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 04:25:49,360 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 04:25:49,360 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 04:25:49,361 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 04:25:49,361 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 04:25:49,362 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 04:25:49,363 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 04:25:49,364 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 04:25:49,365 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 04:25:49,365 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 04:25:49,365 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 04:25:49,366 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 04:25:49,368 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 04:25:49,369 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-10-20 04:25:49,411 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 04:25:49,411 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 04:25:49,413 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 04:25:49,414 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 04:25:49,414 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 04:25:49,414 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 04:25:49,414 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 04:25:49,415 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 04:25:49,415 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 04:25:49,415 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 04:25:49,416 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-20 04:25:49,416 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-20 04:25:49,417 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 04:25:49,417 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 04:25:49,417 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 04:25:49,418 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 04:25:49,418 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 04:25:49,418 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 04:25:49,418 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 04:25:49,419 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 04:25:49,419 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 04:25:49,419 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 04:25:49,419 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 04:25:49,420 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-20 04:25:49,420 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-20 04:25:49,420 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 04:25:49,420 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 04:25:49,421 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 04:25:49,421 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-10-20 04:25:49,421 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(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 [2020-10-20 04:25:49,635 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 04:25:49,646 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 04:25:49,650 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 04:25:49,652 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 04:25:49,652 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 04:25:49,653 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2020-10-20 04:25:49,719 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1325436a8/e12aa36c3629468e960195e9acf27b48/FLAG98c8821fd [2020-10-20 04:25:50,493 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 04:25:50,494 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2020-10-20 04:25:50,540 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1325436a8/e12aa36c3629468e960195e9acf27b48/FLAG98c8821fd [2020-10-20 04:25:51,044 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1325436a8/e12aa36c3629468e960195e9acf27b48 [2020-10-20 04:25:51,049 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 04:25:51,056 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 04:25:51,057 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 04:25:51,057 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 04:25:51,061 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 04:25:51,062 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:25:51" (1/1) ... [2020-10-20 04:25:51,065 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@732fd6f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:25:51, skipping insertion in model container [2020-10-20 04:25:51,066 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:25:51" (1/1) ... [2020-10-20 04:25:51,074 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 04:25:51,152 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 04:25:51,856 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 04:25:51,887 INFO L203 MainTranslator]: Completed pre-run [2020-10-20 04:25:52,107 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 04:25:52,190 INFO L208 MainTranslator]: Completed translation [2020-10-20 04:25:52,191 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:25:52 WrapperNode [2020-10-20 04:25:52,191 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 04:25:52,193 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-20 04:25:52,193 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-20 04:25:52,193 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-20 04:25:52,207 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:25:52" (1/1) ... [2020-10-20 04:25:52,236 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:25:52" (1/1) ... [2020-10-20 04:25:52,330 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-20 04:25:52,331 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-20 04:25:52,331 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-20 04:25:52,331 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-20 04:25:52,350 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:25:52" (1/1) ... [2020-10-20 04:25:52,351 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:25:52" (1/1) ... [2020-10-20 04:25:52,387 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:25:52" (1/1) ... [2020-10-20 04:25:52,390 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:25:52" (1/1) ... [2020-10-20 04:25:52,446 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:25:52" (1/1) ... [2020-10-20 04:25:52,457 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:25:52" (1/1) ... [2020-10-20 04:25:52,471 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:25:52" (1/1) ... [2020-10-20 04:25:52,492 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-20 04:25:52,493 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-20 04:25:52,493 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-20 04:25:52,494 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-20 04:25:52,495 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:25:52" (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 [2020-10-20 04:25:52,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-20 04:25:52,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-20 04:25:52,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2020-10-20 04:25:52,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-10-20 04:25:52,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-20 04:25:52,591 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-20 04:25:52,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-10-20 04:25:52,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-20 04:25:52,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-10-20 04:25:52,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-10-20 04:25:52,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-20 04:25:52,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-20 04:25:52,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-20 04:25:54,537 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-20 04:25:54,538 INFO L298 CfgBuilder]: Removed 196 assume(true) statements. [2020-10-20 04:25:54,540 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 04:25:54 BoogieIcfgContainer [2020-10-20 04:25:54,540 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-20 04:25:54,542 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-20 04:25:54,542 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-20 04:25:54,545 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-20 04:25:54,546 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.10 04:25:51" (1/3) ... [2020-10-20 04:25:54,546 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14e164c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 04:25:54, skipping insertion in model container [2020-10-20 04:25:54,547 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:25:52" (2/3) ... [2020-10-20 04:25:54,547 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14e164c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 04:25:54, skipping insertion in model container [2020-10-20 04:25:54,570 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 04:25:54" (3/3) ... [2020-10-20 04:25:54,575 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 [2020-10-20 04:25:54,588 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-20 04:25:54,603 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2020-10-20 04:25:54,618 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2020-10-20 04:25:54,652 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-20 04:25:54,653 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-20 04:25:54,653 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-20 04:25:54,653 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-20 04:25:54,653 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-20 04:25:54,653 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-20 04:25:54,653 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-20 04:25:54,653 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-20 04:25:54,681 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states. [2020-10-20 04:25:54,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-20 04:25:54,693 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 04:25:54,694 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 04:25:54,695 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 04:25:54,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 04:25:54,702 INFO L82 PathProgramCache]: Analyzing trace with hash -1584041898, now seen corresponding path program 1 times [2020-10-20 04:25:54,721 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-20 04:25:54,722 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1652468956] [2020-10-20 04:25:54,722 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 [2020-10-20 04:25:54,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 04:25:54,965 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-20 04:25:54,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 04:25:55,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 04:25:55,018 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-20 04:25:55,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 04:25:55,044 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1652468956] [2020-10-20 04:25:55,044 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-20 04:25:55,045 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2020-10-20 04:25:55,046 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1515362146] [2020-10-20 04:25:55,052 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-20 04:25:55,053 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-20 04:25:55,067 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-20 04:25:55,068 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-20 04:25:55,070 INFO L87 Difference]: Start difference. First operand 192 states. Second operand 4 states. [2020-10-20 04:25:55,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 04:25:55,272 INFO L93 Difference]: Finished difference Result 718 states and 1039 transitions. [2020-10-20 04:25:55,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-20 04:25:55,275 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 15 [2020-10-20 04:25:55,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 04:25:55,297 INFO L225 Difference]: With dead ends: 718 [2020-10-20 04:25:55,297 INFO L226 Difference]: Without dead ends: 501 [2020-10-20 04:25:55,303 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 [2020-10-20 04:25:55,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 501 states. [2020-10-20 04:25:55,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 501 to 477. [2020-10-20 04:25:55,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 477 states. [2020-10-20 04:25:55,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 477 states and 667 transitions. [2020-10-20 04:25:55,424 INFO L78 Accepts]: Start accepts. Automaton has 477 states and 667 transitions. Word has length 15 [2020-10-20 04:25:55,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 04:25:55,424 INFO L481 AbstractCegarLoop]: Abstraction has 477 states and 667 transitions. [2020-10-20 04:25:55,424 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-20 04:25:55,425 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 667 transitions. [2020-10-20 04:25:55,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-10-20 04:25:55,427 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 04:25:55,427 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] [2020-10-20 04:25:55,644 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-10-20 04:25:55,645 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 04:25:55,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 04:25:55,645 INFO L82 PathProgramCache]: Analyzing trace with hash -484922997, now seen corresponding path program 1 times [2020-10-20 04:25:55,646 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-20 04:25:55,646 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1874650679] [2020-10-20 04:25:55,647 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 [2020-10-20 04:25:55,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 04:25:55,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-20 04:25:55,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 04:25:55,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 04:25:55,915 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-20 04:25:55,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 04:25:55,918 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1874650679] [2020-10-20 04:25:55,919 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-20 04:25:55,919 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2020-10-20 04:25:55,919 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1516450018] [2020-10-20 04:25:55,921 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 04:25:55,921 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-20 04:25:55,922 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 04:25:55,922 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 04:25:55,922 INFO L87 Difference]: Start difference. First operand 477 states and 667 transitions. Second operand 3 states. [2020-10-20 04:25:55,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 04:25:55,977 INFO L93 Difference]: Finished difference Result 487 states and 675 transitions. [2020-10-20 04:25:55,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 04:25:55,977 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2020-10-20 04:25:55,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 04:25:55,981 INFO L225 Difference]: With dead ends: 487 [2020-10-20 04:25:55,982 INFO L226 Difference]: Without dead ends: 482 [2020-10-20 04:25:55,983 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 [2020-10-20 04:25:55,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 482 states. [2020-10-20 04:25:56,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 482 to 477. [2020-10-20 04:25:56,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 477 states. [2020-10-20 04:25:56,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 477 states and 666 transitions. [2020-10-20 04:25:56,069 INFO L78 Accepts]: Start accepts. Automaton has 477 states and 666 transitions. Word has length 24 [2020-10-20 04:25:56,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 04:25:56,070 INFO L481 AbstractCegarLoop]: Abstraction has 477 states and 666 transitions. [2020-10-20 04:25:56,072 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 04:25:56,072 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 666 transitions. [2020-10-20 04:25:56,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-10-20 04:25:56,076 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 04:25:56,077 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] [2020-10-20 04:25:56,292 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-10-20 04:25:56,293 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 04:25:56,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 04:25:56,294 INFO L82 PathProgramCache]: Analyzing trace with hash -427664695, now seen corresponding path program 1 times [2020-10-20 04:25:56,295 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-20 04:25:56,296 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2007735415] [2020-10-20 04:25:56,296 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 [2020-10-20 04:25:56,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 04:25:56,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-20 04:25:56,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 04:25:56,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 04:25:56,526 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-20 04:25:56,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 04:25:56,545 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2007735415] [2020-10-20 04:25:56,546 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-20 04:25:56,546 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-10-20 04:25:56,548 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1130824249] [2020-10-20 04:25:56,548 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 04:25:56,549 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-20 04:25:56,549 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 04:25:56,549 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 04:25:56,550 INFO L87 Difference]: Start difference. First operand 477 states and 666 transitions. Second operand 3 states. [2020-10-20 04:25:56,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 04:25:56,602 INFO L93 Difference]: Finished difference Result 938 states and 1317 transitions. [2020-10-20 04:25:56,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 04:25:56,603 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2020-10-20 04:25:56,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 04:25:56,606 INFO L225 Difference]: With dead ends: 938 [2020-10-20 04:25:56,607 INFO L226 Difference]: Without dead ends: 461 [2020-10-20 04:25:56,609 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 [2020-10-20 04:25:56,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 461 states. [2020-10-20 04:25:56,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 461 to 313. [2020-10-20 04:25:56,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 313 states. [2020-10-20 04:25:56,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 313 states and 431 transitions. [2020-10-20 04:25:56,638 INFO L78 Accepts]: Start accepts. Automaton has 313 states and 431 transitions. Word has length 24 [2020-10-20 04:25:56,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 04:25:56,638 INFO L481 AbstractCegarLoop]: Abstraction has 313 states and 431 transitions. [2020-10-20 04:25:56,638 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 04:25:56,638 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 431 transitions. [2020-10-20 04:25:56,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-10-20 04:25:56,641 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 04:25:56,641 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] [2020-10-20 04:25:56,863 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-10-20 04:25:56,864 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 04:25:56,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 04:25:56,865 INFO L82 PathProgramCache]: Analyzing trace with hash 1211914415, now seen corresponding path program 1 times [2020-10-20 04:25:56,867 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-20 04:25:56,868 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1677805793] [2020-10-20 04:25:56,868 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 [2020-10-20 04:25:57,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 04:25:57,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-20 04:25:57,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 04:25:57,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 04:25:57,134 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-20 04:25:57,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 04:25:57,140 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1677805793] [2020-10-20 04:25:57,140 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-20 04:25:57,141 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2020-10-20 04:25:57,141 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951547902] [2020-10-20 04:25:57,141 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 04:25:57,142 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-20 04:25:57,142 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 04:25:57,142 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 04:25:57,142 INFO L87 Difference]: Start difference. First operand 313 states and 431 transitions. Second operand 3 states. [2020-10-20 04:25:57,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 04:25:57,252 INFO L93 Difference]: Finished difference Result 738 states and 1022 transitions. [2020-10-20 04:25:57,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 04:25:57,254 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2020-10-20 04:25:57,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 04:25:57,257 INFO L225 Difference]: With dead ends: 738 [2020-10-20 04:25:57,257 INFO L226 Difference]: Without dead ends: 428 [2020-10-20 04:25:57,258 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 [2020-10-20 04:25:57,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 428 states. [2020-10-20 04:25:57,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 428 to 426. [2020-10-20 04:25:57,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 426 states. [2020-10-20 04:25:57,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 426 states and 590 transitions. [2020-10-20 04:25:57,287 INFO L78 Accepts]: Start accepts. Automaton has 426 states and 590 transitions. Word has length 25 [2020-10-20 04:25:57,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 04:25:57,288 INFO L481 AbstractCegarLoop]: Abstraction has 426 states and 590 transitions. [2020-10-20 04:25:57,288 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 04:25:57,288 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 590 transitions. [2020-10-20 04:25:57,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-10-20 04:25:57,291 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 04:25:57,291 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] [2020-10-20 04:25:57,507 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-10-20 04:25:57,508 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 04:25:57,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 04:25:57,509 INFO L82 PathProgramCache]: Analyzing trace with hash -1256985608, now seen corresponding path program 1 times [2020-10-20 04:25:57,510 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-20 04:25:57,511 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2134026502] [2020-10-20 04:25:57,511 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 [2020-10-20 04:25:57,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 04:25:57,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-20 04:25:57,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 04:25:57,820 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-20 04:25:57,821 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-20 04:25:57,848 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-20 04:25:57,849 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2134026502] [2020-10-20 04:25:57,849 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-20 04:25:57,850 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2020-10-20 04:25:57,850 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [56656714] [2020-10-20 04:25:57,851 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-20 04:25:57,852 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-20 04:25:57,852 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-20 04:25:57,852 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-20 04:25:57,853 INFO L87 Difference]: Start difference. First operand 426 states and 590 transitions. Second operand 4 states. [2020-10-20 04:25:57,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 04:25:57,989 INFO L93 Difference]: Finished difference Result 1194 states and 1664 transitions. [2020-10-20 04:25:57,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 04:25:57,990 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 42 [2020-10-20 04:25:57,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 04:25:57,996 INFO L225 Difference]: With dead ends: 1194 [2020-10-20 04:25:57,997 INFO L226 Difference]: Without dead ends: 771 [2020-10-20 04:25:58,000 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 [2020-10-20 04:25:58,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 771 states. [2020-10-20 04:25:58,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 771 to 766. [2020-10-20 04:25:58,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 766 states. [2020-10-20 04:25:58,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 766 states and 1069 transitions. [2020-10-20 04:25:58,062 INFO L78 Accepts]: Start accepts. Automaton has 766 states and 1069 transitions. Word has length 42 [2020-10-20 04:25:58,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 04:25:58,062 INFO L481 AbstractCegarLoop]: Abstraction has 766 states and 1069 transitions. [2020-10-20 04:25:58,062 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-20 04:25:58,063 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 1069 transitions. [2020-10-20 04:25:58,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-10-20 04:25:58,068 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 04:25:58,069 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] [2020-10-20 04:25:58,282 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2020-10-20 04:25:58,283 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 04:25:58,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 04:25:58,283 INFO L82 PathProgramCache]: Analyzing trace with hash 536419801, now seen corresponding path program 1 times [2020-10-20 04:25:58,284 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-20 04:25:58,285 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1516142923] [2020-10-20 04:25:58,285 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 [2020-10-20 04:25:58,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 04:25:58,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 7 conjunts are in the unsatisfiable core [2020-10-20 04:25:58,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 04:25:58,607 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-20 04:25:58,607 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-20 04:25:58,680 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-20 04:25:58,680 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1516142923] [2020-10-20 04:25:58,681 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-20 04:25:58,681 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2020-10-20 04:25:58,681 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1852246172] [2020-10-20 04:25:58,682 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-20 04:25:58,682 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-20 04:25:58,682 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-20 04:25:58,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-20 04:25:58,682 INFO L87 Difference]: Start difference. First operand 766 states and 1069 transitions. Second operand 8 states. [2020-10-20 04:25:59,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 04:25:59,052 INFO L93 Difference]: Finished difference Result 3444 states and 4805 transitions. [2020-10-20 04:25:59,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-20 04:25:59,053 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 44 [2020-10-20 04:25:59,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 04:25:59,068 INFO L225 Difference]: With dead ends: 3444 [2020-10-20 04:25:59,068 INFO L226 Difference]: Without dead ends: 2681 [2020-10-20 04:25:59,070 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 [2020-10-20 04:25:59,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2681 states. [2020-10-20 04:25:59,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2681 to 778. [2020-10-20 04:25:59,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 778 states. [2020-10-20 04:25:59,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 778 states and 1081 transitions. [2020-10-20 04:25:59,171 INFO L78 Accepts]: Start accepts. Automaton has 778 states and 1081 transitions. Word has length 44 [2020-10-20 04:25:59,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 04:25:59,172 INFO L481 AbstractCegarLoop]: Abstraction has 778 states and 1081 transitions. [2020-10-20 04:25:59,172 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-20 04:25:59,172 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 1081 transitions. [2020-10-20 04:25:59,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-20 04:25:59,174 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 04:25:59,174 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] [2020-10-20 04:25:59,388 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2020-10-20 04:25:59,390 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 04:25:59,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 04:25:59,391 INFO L82 PathProgramCache]: Analyzing trace with hash -565407619, now seen corresponding path program 1 times [2020-10-20 04:25:59,392 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-20 04:25:59,392 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [157256802] [2020-10-20 04:25:59,393 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 [2020-10-20 04:25:59,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 04:25:59,706 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 04:25:59,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 04:25:59,974 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 04:26:00,465 INFO L173 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2020-10-20 04:26:00,465 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-20 04:26:00,666 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2020-10-20 04:26:00,712 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,713 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,714 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,716 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,718 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,720 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,721 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,721 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,721 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,722 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,722 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,722 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,723 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,724 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,724 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,725 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,725 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,725 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,726 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,726 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,726 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,727 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,727 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,727 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,728 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,728 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,729 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,729 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,729 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,730 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,730 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,730 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,731 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,731 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,732 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,732 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,732 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,733 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,733 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,733 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,737 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,737 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,738 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,738 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,739 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,739 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,740 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,740 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,740 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,741 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,741 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,741 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,742 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,745 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,746 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,746 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,747 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,748 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,749 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,749 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,752 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,752 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,753 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,753 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,754 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,754 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,755 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,755 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,756 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,756 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,757 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,757 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2020-10-20 04:26:00,851 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 04:26:00 BoogieIcfgContainer [2020-10-20 04:26:00,851 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-20 04:26:00,852 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-20 04:26:00,852 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-20 04:26:00,852 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-20 04:26:00,853 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 04:25:54" (3/4) ... [2020-10-20 04:26:00,857 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-10-20 04:26:00,857 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-20 04:26:00,859 INFO L168 Benchmark]: Toolchain (without parser) took 9808.44 ms. Allocated memory was 40.9 MB in the beginning and 110.1 MB in the end (delta: 69.2 MB). Free memory was 16.9 MB in the beginning and 47.4 MB in the end (delta: -30.5 MB). Peak memory consumption was 38.7 MB. Max. memory is 14.3 GB. [2020-10-20 04:26:00,860 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 31.5 MB. Free memory was 10.6 MB in the beginning and 10.5 MB in the end (delta: 47.7 kB). Peak memory consumption was 47.7 kB. Max. memory is 14.3 GB. [2020-10-20 04:26:00,861 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1134.97 ms. Allocated memory was 40.9 MB in the beginning and 45.1 MB in the end (delta: 4.2 MB). Free memory was 16.0 MB in the beginning and 6.4 MB in the end (delta: 9.6 MB). Peak memory consumption was 17.3 MB. Max. memory is 14.3 GB. [2020-10-20 04:26:00,862 INFO L168 Benchmark]: Boogie Procedure Inliner took 137.54 ms. Allocated memory was 45.1 MB in the beginning and 47.7 MB in the end (delta: 2.6 MB). Free memory was 6.4 MB in the beginning and 22.4 MB in the end (delta: -16.0 MB). Peak memory consumption was 3.9 MB. Max. memory is 14.3 GB. [2020-10-20 04:26:00,863 INFO L168 Benchmark]: Boogie Preprocessor took 162.20 ms. Allocated memory is still 47.7 MB. Free memory was 22.4 MB in the beginning and 16.6 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 14.3 GB. [2020-10-20 04:26:00,864 INFO L168 Benchmark]: RCFGBuilder took 2047.13 ms. Allocated memory was 47.7 MB in the beginning and 64.0 MB in the end (delta: 16.3 MB). Free memory was 16.6 MB in the beginning and 14.8 MB in the end (delta: 1.8 MB). Peak memory consumption was 20.0 MB. Max. memory is 14.3 GB. [2020-10-20 04:26:00,865 INFO L168 Benchmark]: TraceAbstraction took 6309.55 ms. Allocated memory was 64.0 MB in the beginning and 110.1 MB in the end (delta: 46.1 MB). Free memory was 14.3 MB in the beginning and 48.6 MB in the end (delta: -34.3 MB). Peak memory consumption was 38.1 MB. Max. memory is 14.3 GB. [2020-10-20 04:26:00,865 INFO L168 Benchmark]: Witness Printer took 5.50 ms. Allocated memory is still 110.1 MB. Free memory was 48.6 MB in the beginning and 47.4 MB in the end (delta: 1.2 MB). Peak memory consumption was 1.2 MB. Max. memory is 14.3 GB. [2020-10-20 04:26:00,870 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 31.5 MB. Free memory was 10.6 MB in the beginning and 10.5 MB in the end (delta: 47.7 kB). Peak memory consumption was 47.7 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 1134.97 ms. Allocated memory was 40.9 MB in the beginning and 45.1 MB in the end (delta: 4.2 MB). Free memory was 16.0 MB in the beginning and 6.4 MB in the end (delta: 9.6 MB). Peak memory consumption was 17.3 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 137.54 ms. Allocated memory was 45.1 MB in the beginning and 47.7 MB in the end (delta: 2.6 MB). Free memory was 6.4 MB in the beginning and 22.4 MB in the end (delta: -16.0 MB). Peak memory consumption was 3.9 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 162.20 ms. Allocated memory is still 47.7 MB. Free memory was 22.4 MB in the beginning and 16.6 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 14.3 GB. * RCFGBuilder took 2047.13 ms. Allocated memory was 47.7 MB in the beginning and 64.0 MB in the end (delta: 16.3 MB). Free memory was 16.6 MB in the beginning and 14.8 MB in the end (delta: 1.8 MB). Peak memory consumption was 20.0 MB. Max. memory is 14.3 GB. * TraceAbstraction took 6309.55 ms. Allocated memory was 64.0 MB in the beginning and 110.1 MB in the end (delta: 46.1 MB). Free memory was 14.3 MB in the beginning and 48.6 MB in the end (delta: -34.3 MB). Peak memory consumption was 38.1 MB. Max. memory is 14.3 GB. * Witness Printer took 5.50 ms. Allocated memory is still 110.1 MB. Free memory was 48.6 MB in the beginning and 47.4 MB in the end (delta: 1.2 MB). Peak memory consumption was 1.2 MB. Max. memory is 14.3 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: 6.0s, OverallIterations: 7, TraceHistogramMax: 2, AutomataDifference: 1.0s, 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: 0.1s 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...