./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 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_e0e842a9-e78a-4114-a2e5-46aa541542cd/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_e0e842a9-e78a-4114-a2e5-46aa541542cd/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e0e842a9-e78a-4114-a2e5-46aa541542cd/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e0e842a9-e78a-4114-a2e5-46aa541542cd/bin/uautomizer/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 /tmp/vcloud-vcloud-master/worker/run_dir_e0e842a9-e78a-4114-a2e5-46aa541542cd/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e0e842a9-e78a-4114-a2e5-46aa541542cd/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash bae39c239a550a97f8a34191ead1f3489cb63b77 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_e0e842a9-e78a-4114-a2e5-46aa541542cd/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_e0e842a9-e78a-4114-a2e5-46aa541542cd/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e0e842a9-e78a-4114-a2e5-46aa541542cd/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e0e842a9-e78a-4114-a2e5-46aa541542cd/bin/uautomizer/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 /tmp/vcloud-vcloud-master/worker/run_dir_e0e842a9-e78a-4114-a2e5-46aa541542cd/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e0e842a9-e78a-4114-a2e5-46aa541542cd/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash bae39c239a550a97f8a34191ead1f3489cb63b77 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 09:55:48,597 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 09:55:48,598 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 09:55:48,614 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 09:55:48,614 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 09:55:48,616 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 09:55:48,617 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 09:55:48,626 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 09:55:48,631 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 09:55:48,635 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 09:55:48,636 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 09:55:48,637 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 09:55:48,637 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 09:55:48,639 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 09:55:48,640 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 09:55:48,641 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 09:55:48,642 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 09:55:48,643 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 09:55:48,645 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 09:55:48,649 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 09:55:48,653 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 09:55:48,655 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 09:55:48,657 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 09:55:48,658 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 09:55:48,660 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 09:55:48,660 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 09:55:48,661 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 09:55:48,661 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 09:55:48,662 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 09:55:48,663 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 09:55:48,663 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 09:55:48,663 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 09:55:48,664 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 09:55:48,664 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 09:55:48,665 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 09:55:48,665 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 09:55:48,666 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 09:55:48,666 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 09:55:48,666 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 09:55:48,667 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 09:55:48,668 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 09:55:48,669 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e0e842a9-e78a-4114-a2e5-46aa541542cd/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-20 09:55:48,694 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 09:55:48,694 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 09:55:48,695 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 09:55:48,695 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 09:55:48,695 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 09:55:48,696 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 09:55:48,696 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 09:55:48,696 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 09:55:48,696 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 09:55:48,696 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 09:55:48,697 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 09:55:48,697 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 09:55:48,697 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 09:55:48,697 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 09:55:48,697 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 09:55:48,698 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 09:55:48,698 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 09:55:48,698 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 09:55:48,698 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 09:55:48,698 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 09:55:48,699 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 09:55:48,699 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 09:55:48,699 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 09:55:48,699 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 09:55:48,699 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 09:55:48,700 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 09:55:48,700 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 -> /tmp/vcloud-vcloud-master/worker/run_dir_e0e842a9-e78a-4114-a2e5-46aa541542cd/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bae39c239a550a97f8a34191ead1f3489cb63b77 [2019-11-20 09:55:48,843 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 09:55:48,854 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 09:55:48,857 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 09:55:48,859 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 09:55:48,859 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 09:55:48,860 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e0e842a9-e78a-4114-a2e5-46aa541542cd/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2019-11-20 09:55:48,912 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e0e842a9-e78a-4114-a2e5-46aa541542cd/bin/uautomizer/data/c996f6df3/d10f895249204931a5a8bd694050f027/FLAG57e688dba [2019-11-20 09:55:49,543 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 09:55:49,543 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e0e842a9-e78a-4114-a2e5-46aa541542cd/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2019-11-20 09:55:49,567 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e0e842a9-e78a-4114-a2e5-46aa541542cd/bin/uautomizer/data/c996f6df3/d10f895249204931a5a8bd694050f027/FLAG57e688dba [2019-11-20 09:55:49,881 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e0e842a9-e78a-4114-a2e5-46aa541542cd/bin/uautomizer/data/c996f6df3/d10f895249204931a5a8bd694050f027 [2019-11-20 09:55:49,884 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 09:55:49,885 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 09:55:49,886 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 09:55:49,886 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 09:55:49,890 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 09:55:49,891 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:55:49" (1/1) ... [2019-11-20 09:55:49,893 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77bd82b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:55:49, skipping insertion in model container [2019-11-20 09:55:49,894 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:55:49" (1/1) ... [2019-11-20 09:55:49,901 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 09:55:49,978 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 09:55:50,710 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 09:55:50,739 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 09:55:50,919 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 09:55:50,978 INFO L192 MainTranslator]: Completed translation [2019-11-20 09:55:50,978 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:55:50 WrapperNode [2019-11-20 09:55:50,978 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 09:55:50,979 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 09:55:50,979 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 09:55:50,979 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 09:55:50,987 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:55:50" (1/1) ... [2019-11-20 09:55:51,026 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:55:50" (1/1) ... [2019-11-20 09:55:51,106 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 09:55:51,107 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 09:55:51,107 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 09:55:51,107 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 09:55:51,117 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:55:50" (1/1) ... [2019-11-20 09:55:51,117 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:55:50" (1/1) ... [2019-11-20 09:55:51,136 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:55:50" (1/1) ... [2019-11-20 09:55:51,136 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:55:50" (1/1) ... [2019-11-20 09:55:51,173 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:55:50" (1/1) ... [2019-11-20 09:55:51,190 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:55:50" (1/1) ... [2019-11-20 09:55:51,206 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:55:50" (1/1) ... [2019-11-20 09:55:51,214 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 09:55:51,224 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 09:55:51,225 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 09:55:51,225 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 09:55:51,226 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:55:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e0e842a9-e78a-4114-a2e5-46aa541542cd/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 09:55:51,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-20 09:55:51,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 09:55:51,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-20 09:55:51,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-20 09:55:51,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 09:55:51,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-20 09:55:51,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-20 09:55:51,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 09:55:51,312 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-20 09:55:51,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 09:55:51,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 09:55:52,706 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 09:55:52,706 INFO L285 CfgBuilder]: Removed 182 assume(true) statements. [2019-11-20 09:55:52,707 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:55:52 BoogieIcfgContainer [2019-11-20 09:55:52,707 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 09:55:52,708 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 09:55:52,708 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 09:55:52,710 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 09:55:52,710 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 09:55:49" (1/3) ... [2019-11-20 09:55:52,711 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30d63483 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 09:55:52, skipping insertion in model container [2019-11-20 09:55:52,711 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:55:50" (2/3) ... [2019-11-20 09:55:52,711 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30d63483 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 09:55:52, skipping insertion in model container [2019-11-20 09:55:52,712 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:55:52" (3/3) ... [2019-11-20 09:55:52,713 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2019-11-20 09:55:52,722 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 09:55:52,729 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2019-11-20 09:55:52,739 INFO L249 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-11-20 09:55:52,771 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 09:55:52,771 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 09:55:52,772 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 09:55:52,772 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 09:55:52,772 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 09:55:52,772 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 09:55:52,772 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 09:55:52,772 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 09:55:52,798 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states. [2019-11-20 09:55:52,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-20 09:55:52,805 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 09:55:52,806 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 09:55:52,806 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 09:55:52,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:55:52,811 INFO L82 PathProgramCache]: Analyzing trace with hash 1062036117, now seen corresponding path program 1 times [2019-11-20 09:55:52,818 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:55:52,818 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1755916044] [2019-11-20 09:55:52,819 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:55:53,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:55:53,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:55:53,138 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1755916044] [2019-11-20 09:55:53,138 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 09:55:53,139 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 09:55:53,140 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1070221068] [2019-11-20 09:55:53,144 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 09:55:53,144 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 09:55:53,155 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 09:55:53,156 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 09:55:53,157 INFO L87 Difference]: Start difference. First operand 177 states. Second operand 3 states. [2019-11-20 09:55:53,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 09:55:53,301 INFO L93 Difference]: Finished difference Result 509 states and 730 transitions. [2019-11-20 09:55:53,302 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 09:55:53,303 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2019-11-20 09:55:53,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 09:55:53,327 INFO L225 Difference]: With dead ends: 509 [2019-11-20 09:55:53,327 INFO L226 Difference]: Without dead ends: 315 [2019-11-20 09:55:53,331 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 09:55:53,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 315 states. [2019-11-20 09:55:53,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 315 to 309. [2019-11-20 09:55:53,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 309 states. [2019-11-20 09:55:53,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 309 states and 433 transitions. [2019-11-20 09:55:53,390 INFO L78 Accepts]: Start accepts. Automaton has 309 states and 433 transitions. Word has length 13 [2019-11-20 09:55:53,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 09:55:53,390 INFO L462 AbstractCegarLoop]: Abstraction has 309 states and 433 transitions. [2019-11-20 09:55:53,391 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 09:55:53,391 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 433 transitions. [2019-11-20 09:55:53,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-20 09:55:53,392 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 09:55:53,393 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 09:55:53,393 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 09:55:53,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:55:53,393 INFO L82 PathProgramCache]: Analyzing trace with hash 1283320072, now seen corresponding path program 1 times [2019-11-20 09:55:53,394 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:55:53,394 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1149463731] [2019-11-20 09:55:53,394 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:55:53,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:55:53,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:55:53,505 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1149463731] [2019-11-20 09:55:53,505 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 09:55:53,506 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 09:55:53,506 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [400523482] [2019-11-20 09:55:53,507 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 09:55:53,508 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 09:55:53,508 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 09:55:53,508 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 09:55:53,508 INFO L87 Difference]: Start difference. First operand 309 states and 433 transitions. Second operand 3 states. [2019-11-20 09:55:53,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 09:55:53,549 INFO L93 Difference]: Finished difference Result 315 states and 437 transitions. [2019-11-20 09:55:53,550 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 09:55:53,550 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2019-11-20 09:55:53,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 09:55:53,553 INFO L225 Difference]: With dead ends: 315 [2019-11-20 09:55:53,553 INFO L226 Difference]: Without dead ends: 312 [2019-11-20 09:55:53,557 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 09:55:53,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 312 states. [2019-11-20 09:55:53,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 312 to 309. [2019-11-20 09:55:53,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 309 states. [2019-11-20 09:55:53,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 309 states and 432 transitions. [2019-11-20 09:55:53,604 INFO L78 Accepts]: Start accepts. Automaton has 309 states and 432 transitions. Word has length 20 [2019-11-20 09:55:53,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 09:55:53,604 INFO L462 AbstractCegarLoop]: Abstraction has 309 states and 432 transitions. [2019-11-20 09:55:53,605 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 09:55:53,605 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 432 transitions. [2019-11-20 09:55:53,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-20 09:55:53,606 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 09:55:53,607 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 09:55:53,607 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 09:55:53,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:55:53,608 INFO L82 PathProgramCache]: Analyzing trace with hash 1283379654, now seen corresponding path program 1 times [2019-11-20 09:55:53,616 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:55:53,616 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [695402420] [2019-11-20 09:55:53,616 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:55:53,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:55:53,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:55:53,797 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [695402420] [2019-11-20 09:55:53,797 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 09:55:53,798 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 09:55:53,798 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2058971895] [2019-11-20 09:55:53,798 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 09:55:53,799 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 09:55:53,799 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 09:55:53,799 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 09:55:53,800 INFO L87 Difference]: Start difference. First operand 309 states and 432 transitions. Second operand 3 states. [2019-11-20 09:55:53,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 09:55:53,846 INFO L93 Difference]: Finished difference Result 607 states and 854 transitions. [2019-11-20 09:55:53,846 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 09:55:53,847 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2019-11-20 09:55:53,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 09:55:53,850 INFO L225 Difference]: With dead ends: 607 [2019-11-20 09:55:53,850 INFO L226 Difference]: Without dead ends: 298 [2019-11-20 09:55:53,855 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 09:55:53,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 298 states. [2019-11-20 09:55:53,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 298 to 295. [2019-11-20 09:55:53,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 295 states. [2019-11-20 09:55:53,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 295 states and 411 transitions. [2019-11-20 09:55:53,903 INFO L78 Accepts]: Start accepts. Automaton has 295 states and 411 transitions. Word has length 20 [2019-11-20 09:55:53,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 09:55:53,904 INFO L462 AbstractCegarLoop]: Abstraction has 295 states and 411 transitions. [2019-11-20 09:55:53,904 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 09:55:53,904 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 411 transitions. [2019-11-20 09:55:53,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-20 09:55:53,912 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 09:55:53,912 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 09:55:53,912 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 09:55:53,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:55:53,913 INFO L82 PathProgramCache]: Analyzing trace with hash -1623215116, now seen corresponding path program 1 times [2019-11-20 09:55:53,913 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:55:53,913 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [679688170] [2019-11-20 09:55:53,913 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:55:53,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:55:53,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:55:53,981 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [679688170] [2019-11-20 09:55:53,981 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 09:55:53,981 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 09:55:53,982 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169042277] [2019-11-20 09:55:53,982 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 09:55:53,982 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 09:55:53,983 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 09:55:53,983 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 09:55:53,983 INFO L87 Difference]: Start difference. First operand 295 states and 411 transitions. Second operand 3 states. [2019-11-20 09:55:54,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 09:55:54,055 INFO L93 Difference]: Finished difference Result 702 states and 982 transitions. [2019-11-20 09:55:54,055 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 09:55:54,056 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 23 [2019-11-20 09:55:54,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 09:55:54,059 INFO L225 Difference]: With dead ends: 702 [2019-11-20 09:55:54,059 INFO L226 Difference]: Without dead ends: 410 [2019-11-20 09:55:54,060 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 09:55:54,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 410 states. [2019-11-20 09:55:54,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 410 to 408. [2019-11-20 09:55:54,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 408 states. [2019-11-20 09:55:54,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 570 transitions. [2019-11-20 09:55:54,132 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 570 transitions. Word has length 23 [2019-11-20 09:55:54,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 09:55:54,133 INFO L462 AbstractCegarLoop]: Abstraction has 408 states and 570 transitions. [2019-11-20 09:55:54,133 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 09:55:54,133 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 570 transitions. [2019-11-20 09:55:54,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-11-20 09:55:54,135 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 09:55:54,136 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 09:55:54,136 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 09:55:54,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:55:54,137 INFO L82 PathProgramCache]: Analyzing trace with hash 151930363, now seen corresponding path program 1 times [2019-11-20 09:55:54,138 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:55:54,139 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1559043206] [2019-11-20 09:55:54,139 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:55:54,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:55:54,294 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:55:54,295 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1559043206] [2019-11-20 09:55:54,295 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1091447359] [2019-11-20 09:55:54,295 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e0e842a9-e78a-4114-a2e5-46aa541542cd/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 09:55:54,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:55:54,558 INFO L255 TraceCheckSpWp]: Trace formula consists of 527 conjuncts, 3 conjunts are in the unsatisfiable core [2019-11-20 09:55:54,574 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 09:55:54,593 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 09:55:54,594 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-20 09:55:54,594 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2019-11-20 09:55:54,595 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2007253835] [2019-11-20 09:55:54,596 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 09:55:54,596 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 09:55:54,596 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 09:55:54,597 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2019-11-20 09:55:54,597 INFO L87 Difference]: Start difference. First operand 408 states and 570 transitions. Second operand 3 states. [2019-11-20 09:55:54,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 09:55:54,667 INFO L93 Difference]: Finished difference Result 1212 states and 1692 transitions. [2019-11-20 09:55:54,667 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 09:55:54,668 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 38 [2019-11-20 09:55:54,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 09:55:54,673 INFO L225 Difference]: With dead ends: 1212 [2019-11-20 09:55:54,673 INFO L226 Difference]: Without dead ends: 807 [2019-11-20 09:55:54,674 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2019-11-20 09:55:54,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 807 states. [2019-11-20 09:55:54,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 807 to 654. [2019-11-20 09:55:54,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 654 states. [2019-11-20 09:55:54,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 654 states and 919 transitions. [2019-11-20 09:55:54,709 INFO L78 Accepts]: Start accepts. Automaton has 654 states and 919 transitions. Word has length 38 [2019-11-20 09:55:54,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 09:55:54,709 INFO L462 AbstractCegarLoop]: Abstraction has 654 states and 919 transitions. [2019-11-20 09:55:54,709 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 09:55:54,709 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 919 transitions. [2019-11-20 09:55:54,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-11-20 09:55:54,714 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 09:55:54,714 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 09:55:54,919 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 09:55:54,920 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 09:55:54,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:55:54,920 INFO L82 PathProgramCache]: Analyzing trace with hash -318138338, now seen corresponding path program 1 times [2019-11-20 09:55:54,920 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:55:54,921 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [371476495] [2019-11-20 09:55:54,921 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:55:55,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:55:55,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:55:55,149 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 09:55:55,149 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-11-20 09:55:55,192 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,194 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,195 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,196 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,198 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,200 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,200 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,201 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,202 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,202 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,202 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,203 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,206 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,207 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,207 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,207 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,208 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,208 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,208 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,209 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,209 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,209 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,210 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,210 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,210 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,211 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,213 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,213 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,214 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,214 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,215 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,215 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,215 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,216 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,216 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,216 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,217 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,217 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,217 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,218 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,218 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,219 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,219 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,219 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,220 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,220 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,220 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,221 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,221 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,222 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,222 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,222 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,225 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,226 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,226 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,227 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,227 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,227 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:55:55,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 09:55:55 BoogieIcfgContainer [2019-11-20 09:55:55,308 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 09:55:55,309 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 09:55:55,309 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 09:55:55,309 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 09:55:55,310 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:55:52" (3/4) ... [2019-11-20 09:55:55,324 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-20 09:55:55,327 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 09:55:55,330 INFO L168 Benchmark]: Toolchain (without parser) took 5444.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 940.7 MB in the beginning and 973.5 MB in the end (delta: -32.8 MB). Peak memory consumption was 106.1 MB. Max. memory is 11.5 GB. [2019-11-20 09:55:55,331 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 09:55:55,332 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1092.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -142.2 MB). Peak memory consumption was 30.8 MB. Max. memory is 11.5 GB. [2019-11-20 09:55:55,333 INFO L168 Benchmark]: Boogie Procedure Inliner took 127.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-20 09:55:55,334 INFO L168 Benchmark]: Boogie Preprocessor took 117.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-20 09:55:55,334 INFO L168 Benchmark]: RCFGBuilder took 1482.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 968.3 MB in the end (delta: 103.8 MB). Peak memory consumption was 103.8 MB. Max. memory is 11.5 GB. [2019-11-20 09:55:55,336 INFO L168 Benchmark]: TraceAbstraction took 2600.25 ms. Allocated memory is still 1.2 GB. Free memory was 968.3 MB in the beginning and 973.5 MB in the end (delta: -5.2 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 09:55:55,336 INFO L168 Benchmark]: Witness Printer took 18.61 ms. Allocated memory is still 1.2 GB. Free memory is still 973.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 09:55:55,342 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1092.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -142.2 MB). Peak memory consumption was 30.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 127.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 117.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1482.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 968.3 MB in the end (delta: 103.8 MB). Peak memory consumption was 103.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2600.25 ms. Allocated memory is still 1.2 GB. Free memory was 968.3 MB in the beginning and 973.5 MB in the end (delta: -5.2 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 18.61 ms. Allocated memory is still 1.2 GB. Free memory is still 973.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 3304]: 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 2946, overapproximation of bitwiseOr at line 2667. Possible FailurePath: [L2753] int ldv_irq_1_2 = 0; [L2754] int LDV_IN_INTERRUPT = 1; [L2755] int ldv_irq_1_3 = 0; [L2756] void *ldv_irq_data_1_1 ; [L2757] int ldv_irq_1_1 = 0; [L2758] int ldv_irq_1_0 = 0; [L2759] int probed_2 = 0; [L2760] int ldv_irq_line_1_3 ; [L2761] void *ldv_irq_data_1_0 ; [L2762] int ldv_state_variable_0 ; [L2763] int ldv_irq_line_1_0 ; [L2764] int ldv_state_variable_2 ; [L2765] void *ldv_irq_data_1_3 ; [L2766] int ref_cnt ; [L2767] int ldv_irq_line_1_1 ; [L2768] struct platform_device *iio_interrupt_trigger_driver_group1 ; [L2769] void *ldv_irq_data_1_2 ; [L2770] int ldv_state_variable_1 ; [L2771] int ldv_irq_line_1_2 ; [L2868] static struct iio_trigger_ops const iio_interrupt_trigger_ops = {& __this_module, 0, 0, 0}; [L2945-L2955] 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}; [L2971] int ldv_retval_0 ; [L2972] int ldv_retval_1 ; [L2975] int ldv_retval_2 ; [L3343] int ldv_module_refcounter = 1; VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={3:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, probed_2=0, ref_cnt=0] [L3124] int tmp ; [L3125] int tmp___0 ; [L3126] int tmp___1 ; VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={3:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, probed_2=0, ref_cnt=0] [L3129] ldv_state_variable_1 = 1 [L3130] ref_cnt = 0 [L3131] ldv_state_variable_0 = 1 [L3132] ldv_state_variable_2 = 0 VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={3:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, probed_2=0, ref_cnt=0] [L3134] tmp = __VERIFIER_nondet_int() [L3136] case 0: [L3142] case 1: VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={3:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, probed_2=0, ref_cnt=0] [L3143] COND TRUE ldv_state_variable_0 != 0 [L3144] tmp___0 = __VERIFIER_nondet_int() [L3146] case 0: [L3154] case 1: VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={3:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, probed_2=0, ref_cnt=0] [L3155] COND TRUE ldv_state_variable_0 == 1 [L2958] int tmp ; [L3281] ldv_func_ret_type___0 ldv_func_res ; [L3282] int tmp ; [L3411] return __VERIFIER_nondet_int(); [L3284] tmp = __platform_driver_register(ldv_func_arg1, ldv_func_arg2) [L3285] ldv_func_res = tmp [L3286] ldv_state_variable_2 = 1 [L3089] void *tmp ; [L2713] void *p ; [L2714] void *tmp ; [L2716] tmp = calloc(1UL, size) [L2717] p = tmp [L2719] return (p); VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={3:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3091] tmp = ldv_init_zalloc(1472UL) [L3092] iio_interrupt_trigger_driver_group1 = (struct platform_device *)tmp VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={3:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3288] return (ldv_func_res); VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={3:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2960] tmp = ldv___platform_driver_register_10(& iio_interrupt_trigger_driver, & __this_module) [L2961] return (tmp); VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={3:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3156] ldv_retval_0 = iio_interrupt_trigger_driver_init() [L3157] COND TRUE ldv_retval_0 == 0 [L3158] ldv_state_variable_0 = 3 VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={3:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3161] COND FALSE !(ldv_retval_0 != 0) VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={3:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3134] tmp = __VERIFIER_nondet_int() [L3136] case 0: [L3142] case 1: [L3176] case 2: VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={3:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3177] COND TRUE ldv_state_variable_2 != 0 [L3178] tmp___1 = __VERIFIER_nondet_int() [L3180] case 0: VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={3:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3181] COND TRUE ldv_state_variable_2 == 1 [L2871] struct iio_interrupt_trigger_info *trig_info ; [L2872] struct iio_trigger *trig ; [L2873] unsigned long irqflags ; [L2874] struct resource *irq_res ; [L2875] int irq ; [L2876] int ret ; [L2877] void *tmp ; [L2879] ret = 0 [L3452] return __VERIFIER_nondet_pointer(); [L3441] return (struct resource *)external_alloc(); [L2880] irq_res = platform_get_resource(pdev, 1024U, 0U) [L2881] COND FALSE !((unsigned long )irq_res == (unsigned long )((struct resource *)0)) [L2885] EXPR irq_res->flags [L2885] irqflags = (irq_res->flags & 15UL) | 128UL [L2886] EXPR irq_res->start [L2886] irq = (int )irq_res->start [L2887] trig = iio_trigger_alloc("irqtrig%d", irq) VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={3:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2888] COND FALSE !((unsigned long )trig == (unsigned long )((struct iio_trigger *)0)) [L2665] void *tmp ; [L2656] void *tmp___2 ; [L2679] void *p ; [L2680] void *tmp ; [L2681] int tmp___0 ; [L2683] tmp___0 = __VERIFIER_nondet_int() [L2684] COND TRUE tmp___0 != 0 [L2685] return ((void *)0); VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={3:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2651] return ldv_malloc(size); [L2658] tmp___2 = __kmalloc(size, flags) [L2659] return (tmp___2); VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={3:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2667] tmp = kmalloc(size, flags | 32768U) [L2668] return (tmp); VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={3:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2893] tmp = kzalloc(4UL, 208U) [L2894] trig_info = (struct iio_interrupt_trigger_info *)tmp VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={3:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2895] COND TRUE (unsigned long )trig_info == (unsigned long )((struct iio_interrupt_trigger_info *)0) [L2896] ret = -12 VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={3:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2837] EXPR trig->ops [L2837] (trig->ops)->owner [L3374] COND TRUE (unsigned long )module != (unsigned long )((struct module *)0) VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={3:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3375] COND TRUE ldv_module_refcounter <= 1 VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={3:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3304] __VERIFIER_error() VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={3:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 177 locations, 4 error locations. Result: UNSAFE, OverallTime: 2.5s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1116 SDtfs, 897 SDslu, 630 SDs, 0 SdLazy, 47 SolverSat, 16 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 53 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=654occurred in iteration=5, 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, 5 MinimizatonAttempts, 167 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 191 NumberOfCodeBlocks, 191 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 146 ConstructedInterpolants, 0 QuantifiedInterpolants, 10391 SizeOfPredicates, 0 NumberOfNonLiveVariables, 527 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 6 InterpolantComputations, 5 PerfectInterpolantSequences, 4/6 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-678e011 [2019-11-20 09:55:57,299 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 09:55:57,301 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 09:55:57,317 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 09:55:57,317 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 09:55:57,319 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 09:55:57,320 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 09:55:57,329 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 09:55:57,334 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 09:55:57,338 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 09:55:57,339 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 09:55:57,341 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 09:55:57,341 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 09:55:57,343 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 09:55:57,345 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 09:55:57,347 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 09:55:57,348 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 09:55:57,349 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 09:55:57,351 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 09:55:57,355 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 09:55:57,358 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 09:55:57,361 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 09:55:57,364 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 09:55:57,366 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 09:55:57,369 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 09:55:57,369 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 09:55:57,369 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 09:55:57,371 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 09:55:57,371 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 09:55:57,372 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 09:55:57,373 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 09:55:57,373 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 09:55:57,374 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 09:55:57,374 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 09:55:57,376 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 09:55:57,376 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 09:55:57,377 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 09:55:57,377 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 09:55:57,378 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 09:55:57,378 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 09:55:57,380 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 09:55:57,381 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e0e842a9-e78a-4114-a2e5-46aa541542cd/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-20 09:55:57,407 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 09:55:57,407 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 09:55:57,408 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 09:55:57,408 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 09:55:57,408 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 09:55:57,408 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 09:55:57,409 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 09:55:57,409 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 09:55:57,409 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 09:55:57,409 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 09:55:57,409 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-20 09:55:57,410 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-20 09:55:57,410 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 09:55:57,410 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 09:55:57,410 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 09:55:57,411 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 09:55:57,411 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 09:55:57,411 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 09:55:57,411 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 09:55:57,411 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 09:55:57,412 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 09:55:57,412 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 09:55:57,412 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 09:55:57,412 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-20 09:55:57,413 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-20 09:55:57,413 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 09:55:57,413 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 09:55:57,413 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-20 09:55:57,413 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 -> /tmp/vcloud-vcloud-master/worker/run_dir_e0e842a9-e78a-4114-a2e5-46aa541542cd/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bae39c239a550a97f8a34191ead1f3489cb63b77 [2019-11-20 09:55:57,695 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 09:55:57,714 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 09:55:57,718 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 09:55:57,719 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 09:55:57,720 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 09:55:57,722 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e0e842a9-e78a-4114-a2e5-46aa541542cd/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2019-11-20 09:55:57,784 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e0e842a9-e78a-4114-a2e5-46aa541542cd/bin/uautomizer/data/df2a9a111/2b923b46835d46a3b372e9c76ec82922/FLAGcb1c048d4 [2019-11-20 09:55:58,411 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 09:55:58,412 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e0e842a9-e78a-4114-a2e5-46aa541542cd/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2019-11-20 09:55:58,441 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e0e842a9-e78a-4114-a2e5-46aa541542cd/bin/uautomizer/data/df2a9a111/2b923b46835d46a3b372e9c76ec82922/FLAGcb1c048d4 [2019-11-20 09:55:58,616 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e0e842a9-e78a-4114-a2e5-46aa541542cd/bin/uautomizer/data/df2a9a111/2b923b46835d46a3b372e9c76ec82922 [2019-11-20 09:55:58,618 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 09:55:58,619 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 09:55:58,620 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 09:55:58,620 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 09:55:58,623 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 09:55:58,624 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:55:58" (1/1) ... [2019-11-20 09:55:58,627 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5115b3ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:55:58, skipping insertion in model container [2019-11-20 09:55:58,627 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:55:58" (1/1) ... [2019-11-20 09:55:58,634 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 09:55:58,723 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 09:55:59,617 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 09:55:59,655 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 09:55:59,848 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 09:55:59,929 INFO L192 MainTranslator]: Completed translation [2019-11-20 09:55:59,930 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:55:59 WrapperNode [2019-11-20 09:55:59,930 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 09:55:59,931 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 09:55:59,931 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 09:55:59,931 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 09:55:59,941 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:55:59" (1/1) ... [2019-11-20 09:55:59,996 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:55:59" (1/1) ... [2019-11-20 09:56:00,074 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 09:56:00,075 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 09:56:00,076 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 09:56:00,076 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 09:56:00,085 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:55:59" (1/1) ... [2019-11-20 09:56:00,085 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:55:59" (1/1) ... [2019-11-20 09:56:00,103 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:55:59" (1/1) ... [2019-11-20 09:56:00,103 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:55:59" (1/1) ... [2019-11-20 09:56:00,160 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:55:59" (1/1) ... [2019-11-20 09:56:00,167 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:55:59" (1/1) ... [2019-11-20 09:56:00,186 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:55:59" (1/1) ... [2019-11-20 09:56:00,212 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 09:56:00,218 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 09:56:00,218 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 09:56:00,219 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 09:56:00,220 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:55:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e0e842a9-e78a-4114-a2e5-46aa541542cd/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 09:56:00,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-20 09:56:00,302 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 09:56:00,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2019-11-20 09:56:00,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-20 09:56:00,303 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-20 09:56:00,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 09:56:00,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-20 09:56:00,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-20 09:56:00,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-11-20 09:56:00,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2019-11-20 09:56:00,305 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-20 09:56:00,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 09:56:00,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 09:56:01,638 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 09:56:01,639 INFO L285 CfgBuilder]: Removed 182 assume(true) statements. [2019-11-20 09:56:01,640 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:56:01 BoogieIcfgContainer [2019-11-20 09:56:01,640 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 09:56:01,642 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 09:56:01,642 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 09:56:01,645 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 09:56:01,645 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 09:55:58" (1/3) ... [2019-11-20 09:56:01,646 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ae18aa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 09:56:01, skipping insertion in model container [2019-11-20 09:56:01,646 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:55:59" (2/3) ... [2019-11-20 09:56:01,647 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ae18aa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 09:56:01, skipping insertion in model container [2019-11-20 09:56:01,647 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:56:01" (3/3) ... [2019-11-20 09:56:01,649 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2019-11-20 09:56:01,659 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 09:56:01,666 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2019-11-20 09:56:01,677 INFO L249 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-11-20 09:56:01,708 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 09:56:01,709 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 09:56:01,709 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 09:56:01,709 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 09:56:01,709 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 09:56:01,710 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 09:56:01,710 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 09:56:01,710 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 09:56:01,735 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states. [2019-11-20 09:56:01,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-20 09:56:01,745 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 09:56:01,746 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 09:56:01,747 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 09:56:01,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:56:01,752 INFO L82 PathProgramCache]: Analyzing trace with hash 1062036117, now seen corresponding path program 1 times [2019-11-20 09:56:01,765 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 09:56:01,766 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleCvc4 [1772592280] [2019-11-20 09:56:01,766 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e0e842a9-e78a-4114-a2e5-46aa541542cd/bin/uautomizer/cvc4 Starting monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-11-20 09:56:02,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:56:02,070 INFO L255 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-20 09:56:02,075 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 09:56:02,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:56:02,117 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 09:56:02,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:56:02,129 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1772592280] [2019-11-20 09:56:02,130 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 09:56:02,130 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-11-20 09:56:02,131 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [898254175] [2019-11-20 09:56:02,137 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 09:56:02,137 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 09:56:02,150 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 09:56:02,151 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 09:56:02,153 INFO L87 Difference]: Start difference. First operand 177 states. Second operand 3 states. [2019-11-20 09:56:02,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 09:56:02,248 INFO L93 Difference]: Finished difference Result 346 states and 494 transitions. [2019-11-20 09:56:02,249 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 09:56:02,250 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2019-11-20 09:56:02,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 09:56:02,269 INFO L225 Difference]: With dead ends: 346 [2019-11-20 09:56:02,269 INFO L226 Difference]: Without dead ends: 157 [2019-11-20 09:56:02,274 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 09:56:02,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2019-11-20 09:56:02,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 157. [2019-11-20 09:56:02,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157 states. [2019-11-20 09:56:02,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 215 transitions. [2019-11-20 09:56:02,355 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 215 transitions. Word has length 13 [2019-11-20 09:56:02,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 09:56:02,356 INFO L462 AbstractCegarLoop]: Abstraction has 157 states and 215 transitions. [2019-11-20 09:56:02,356 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 09:56:02,356 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 215 transitions. [2019-11-20 09:56:02,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-20 09:56:02,360 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 09:56:02,360 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 09:56:02,562 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-11-20 09:56:02,563 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 09:56:02,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:56:02,563 INFO L82 PathProgramCache]: Analyzing trace with hash -1623215116, now seen corresponding path program 1 times [2019-11-20 09:56:02,564 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 09:56:02,564 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleCvc4 [1611880492] [2019-11-20 09:56:02,565 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e0e842a9-e78a-4114-a2e5-46aa541542cd/bin/uautomizer/cvc4 Starting monitored process 3 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-11-20 09:56:02,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:56:02,912 INFO L255 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-20 09:56:02,915 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 09:56:02,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:56:02,923 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 09:56:02,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:56:02,929 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1611880492] [2019-11-20 09:56:02,929 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 09:56:02,929 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2019-11-20 09:56:02,930 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [374744770] [2019-11-20 09:56:02,931 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 09:56:02,932 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 09:56:02,932 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 09:56:02,933 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 09:56:02,933 INFO L87 Difference]: Start difference. First operand 157 states and 215 transitions. Second operand 3 states. [2019-11-20 09:56:03,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 09:56:03,042 INFO L93 Difference]: Finished difference Result 369 states and 510 transitions. [2019-11-20 09:56:03,045 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 09:56:03,045 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 23 [2019-11-20 09:56:03,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 09:56:03,047 INFO L225 Difference]: With dead ends: 369 [2019-11-20 09:56:03,047 INFO L226 Difference]: Without dead ends: 215 [2019-11-20 09:56:03,049 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 09:56:03,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states. [2019-11-20 09:56:03,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 214. [2019-11-20 09:56:03,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 214 states. [2019-11-20 09:56:03,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 296 transitions. [2019-11-20 09:56:03,084 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 296 transitions. Word has length 23 [2019-11-20 09:56:03,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 09:56:03,085 INFO L462 AbstractCegarLoop]: Abstraction has 214 states and 296 transitions. [2019-11-20 09:56:03,086 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 09:56:03,089 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 296 transitions. [2019-11-20 09:56:03,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-11-20 09:56:03,096 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 09:56:03,097 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 09:56:03,310 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-11-20 09:56:03,311 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 09:56:03,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:56:03,312 INFO L82 PathProgramCache]: Analyzing trace with hash 151930363, now seen corresponding path program 1 times [2019-11-20 09:56:03,313 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 09:56:03,316 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleCvc4 [784816035] [2019-11-20 09:56:03,316 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e0e842a9-e78a-4114-a2e5-46aa541542cd/bin/uautomizer/cvc4 Starting monitored process 4 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-11-20 09:56:03,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:56:03,634 INFO L255 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-20 09:56:03,637 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 09:56:03,649 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 09:56:03,649 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 09:56:03,658 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 09:56:03,658 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [784816035] [2019-11-20 09:56:03,659 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 09:56:03,659 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-11-20 09:56:03,659 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [681800881] [2019-11-20 09:56:03,660 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 09:56:03,660 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 09:56:03,660 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 09:56:03,660 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 09:56:03,661 INFO L87 Difference]: Start difference. First operand 214 states and 296 transitions. Second operand 3 states. [2019-11-20 09:56:03,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 09:56:03,785 INFO L93 Difference]: Finished difference Result 633 states and 876 transitions. [2019-11-20 09:56:03,786 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 09:56:03,786 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 38 [2019-11-20 09:56:03,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 09:56:03,789 INFO L225 Difference]: With dead ends: 633 [2019-11-20 09:56:03,789 INFO L226 Difference]: Without dead ends: 422 [2019-11-20 09:56:03,791 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 09:56:03,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 422 states. [2019-11-20 09:56:03,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 422 to 341. [2019-11-20 09:56:03,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 341 states. [2019-11-20 09:56:03,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 341 states and 477 transitions. [2019-11-20 09:56:03,841 INFO L78 Accepts]: Start accepts. Automaton has 341 states and 477 transitions. Word has length 38 [2019-11-20 09:56:03,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 09:56:03,841 INFO L462 AbstractCegarLoop]: Abstraction has 341 states and 477 transitions. [2019-11-20 09:56:03,842 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 09:56:03,842 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 477 transitions. [2019-11-20 09:56:03,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-11-20 09:56:03,843 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 09:56:03,844 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 09:56:04,054 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-11-20 09:56:04,054 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 09:56:04,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:56:04,055 INFO L82 PathProgramCache]: Analyzing trace with hash -318138338, now seen corresponding path program 1 times [2019-11-20 09:56:04,055 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 09:56:04,056 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleCvc4 [1360181861] [2019-11-20 09:56:04,056 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e0e842a9-e78a-4114-a2e5-46aa541542cd/bin/uautomizer/cvc4 Starting monitored process 5 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-11-20 09:56:04,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:56:05,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:56:05,591 INFO L174 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2019-11-20 09:56:05,592 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-11-20 09:56:05,810 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-11-20 09:56:05,853 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,859 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,861 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,862 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,866 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,867 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,872 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,873 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,873 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,873 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,875 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,875 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,877 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,877 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,878 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,878 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,879 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,879 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,879 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,880 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,880 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,880 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,881 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,881 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,881 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,882 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,882 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,882 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,883 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,883 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,884 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,884 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,884 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,885 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,885 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,885 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,886 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,886 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,887 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,887 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,887 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,888 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,888 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,889 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,889 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,889 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,890 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,890 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,891 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,891 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,891 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,892 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,892 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,893 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,896 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,896 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,897 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,897 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 09:56:05,987 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 09:56:05 BoogieIcfgContainer [2019-11-20 09:56:05,987 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 09:56:05,988 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 09:56:05,989 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 09:56:05,989 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 09:56:05,993 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:56:01" (3/4) ... [2019-11-20 09:56:05,996 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-20 09:56:05,997 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 09:56:05,999 INFO L168 Benchmark]: Toolchain (without parser) took 7378.82 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 261.6 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -183.4 MB). Peak memory consumption was 78.3 MB. Max. memory is 11.5 GB. [2019-11-20 09:56:06,000 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 09:56:06,001 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1310.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 182.5 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -170.1 MB). Peak memory consumption was 51.9 MB. Max. memory is 11.5 GB. [2019-11-20 09:56:06,001 INFO L168 Benchmark]: Boogie Procedure Inliner took 143.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-20 09:56:06,002 INFO L168 Benchmark]: Boogie Preprocessor took 142.43 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 09:56:06,002 INFO L168 Benchmark]: RCFGBuilder took 1422.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 99.1 MB). Peak memory consumption was 99.1 MB. Max. memory is 11.5 GB. [2019-11-20 09:56:06,003 INFO L168 Benchmark]: TraceAbstraction took 4346.44 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 79.2 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -119.0 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 09:56:06,004 INFO L168 Benchmark]: Witness Printer took 8.37 ms. Allocated memory is still 1.3 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 09:56:06,007 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1310.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 182.5 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -170.1 MB). Peak memory consumption was 51.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 143.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 142.43 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1422.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 99.1 MB). Peak memory consumption was 99.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 4346.44 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 79.2 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -119.0 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 8.37 ms. Allocated memory is still 1.3 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 3304]: 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 2887. Possible FailurePath: [L2753] int ldv_irq_1_2 = 0; [L2754] int LDV_IN_INTERRUPT = 1; [L2755] int ldv_irq_1_3 = 0; [L2756] void *ldv_irq_data_1_1 ; [L2757] int ldv_irq_1_1 = 0; [L2758] int ldv_irq_1_0 = 0; [L2759] int probed_2 = 0; [L2760] int ldv_irq_line_1_3 ; [L2761] void *ldv_irq_data_1_0 ; [L2762] int ldv_state_variable_0 ; [L2763] int ldv_irq_line_1_0 ; [L2764] int ldv_state_variable_2 ; [L2765] void *ldv_irq_data_1_3 ; [L2766] int ref_cnt ; [L2767] int ldv_irq_line_1_1 ; [L2768] struct platform_device *iio_interrupt_trigger_driver_group1 ; [L2769] void *ldv_irq_data_1_2 ; [L2770] int ldv_state_variable_1 ; [L2771] int ldv_irq_line_1_2 ; [L2868] static struct iio_trigger_ops const iio_interrupt_trigger_ops = {& __this_module, 0, 0, 0}; [L2945-L2955] 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}; [L2971] int ldv_retval_0 ; [L2972] int ldv_retval_1 ; [L2975] int ldv_retval_2 ; [L3343] int ldv_module_refcounter = 1; VAL [__this_module={0:0}, iio_interrupt_trigger_driver={212505526:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={212480932:0}, 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] [L3124] int tmp ; [L3125] int tmp___0 ; [L3126] int tmp___1 ; VAL [__this_module={0:0}, iio_interrupt_trigger_driver={212505526:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={212480932:0}, 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] [L3129] ldv_state_variable_1 = 1 [L3130] ref_cnt = 0 [L3131] ldv_state_variable_0 = 1 [L3132] ldv_state_variable_2 = 0 VAL [__this_module={0:0}, iio_interrupt_trigger_driver={212505526:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={212480932:0}, 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] [L3134] tmp = __VERIFIER_nondet_int() [L3136] case 0: [L3142] case 1: VAL [__this_module={0:0}, iio_interrupt_trigger_driver={212505526:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={212480932:0}, 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] [L3143] COND TRUE ldv_state_variable_0 != 0 [L3144] tmp___0 = __VERIFIER_nondet_int() [L3146] case 0: [L3154] case 1: VAL [__this_module={0:0}, iio_interrupt_trigger_driver={212505526:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={212480932:0}, 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] [L3155] COND TRUE ldv_state_variable_0 == 1 [L2958] int tmp ; [L3281] ldv_func_ret_type___0 ldv_func_res ; [L3282] int tmp ; [L3411] return __VERIFIER_nondet_int(); [L3284] tmp = __platform_driver_register(ldv_func_arg1, ldv_func_arg2) [L3285] ldv_func_res = tmp [L3286] ldv_state_variable_2 = 1 [L3089] void *tmp ; [L2713] void *p ; [L2714] void *tmp ; [L2716] tmp = calloc(1UL, size) [L2717] p = tmp [L2719] return (p); VAL [__this_module={0:0}, iio_interrupt_trigger_driver={212505526:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={212480932:0}, 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] [L3091] tmp = ldv_init_zalloc(1472UL) [L3092] iio_interrupt_trigger_driver_group1 = (struct platform_device *)tmp VAL [__this_module={0:0}, iio_interrupt_trigger_driver={212505526:0}, iio_interrupt_trigger_driver_group1={210408374:0}, iio_interrupt_trigger_ops={212480932:0}, 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] [L3288] return (ldv_func_res); VAL [__this_module={0:0}, iio_interrupt_trigger_driver={212505526:0}, iio_interrupt_trigger_driver_group1={210408374:0}, iio_interrupt_trigger_ops={212480932:0}, 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] [L2960] tmp = ldv___platform_driver_register_10(& iio_interrupt_trigger_driver, & __this_module) [L2961] return (tmp); VAL [__this_module={0:0}, iio_interrupt_trigger_driver={212505526:0}, iio_interrupt_trigger_driver_group1={210408374:0}, iio_interrupt_trigger_ops={212480932:0}, 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] [L3156] ldv_retval_0 = iio_interrupt_trigger_driver_init() [L3157] COND TRUE ldv_retval_0 == 0 [L3158] ldv_state_variable_0 = 3 VAL [__this_module={0:0}, iio_interrupt_trigger_driver={212505526:0}, iio_interrupt_trigger_driver_group1={210408374:0}, iio_interrupt_trigger_ops={212480932:0}, 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] [L3161] COND FALSE !(ldv_retval_0 != 0) VAL [__this_module={0:0}, iio_interrupt_trigger_driver={212505526:0}, iio_interrupt_trigger_driver_group1={210408374:0}, iio_interrupt_trigger_ops={212480932:0}, 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] [L3134] tmp = __VERIFIER_nondet_int() [L3136] case 0: [L3142] case 1: [L3176] case 2: VAL [__this_module={0:0}, iio_interrupt_trigger_driver={212505526:0}, iio_interrupt_trigger_driver_group1={210408374:0}, iio_interrupt_trigger_ops={212480932:0}, 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] [L3177] COND TRUE ldv_state_variable_2 != 0 [L3178] tmp___1 = __VERIFIER_nondet_int() [L3180] case 0: VAL [__this_module={0:0}, iio_interrupt_trigger_driver={212505526:0}, iio_interrupt_trigger_driver_group1={210408374:0}, iio_interrupt_trigger_ops={212480932:0}, 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] [L3181] COND TRUE ldv_state_variable_2 == 1 [L2871] struct iio_interrupt_trigger_info *trig_info ; [L2872] struct iio_trigger *trig ; [L2873] unsigned long irqflags ; [L2874] struct resource *irq_res ; [L2875] int irq ; [L2876] int ret ; [L2877] void *tmp ; [L2879] ret = 0 [L3452] return __VERIFIER_nondet_pointer(); [L3441] return (struct resource *)external_alloc(); [L2880] irq_res = platform_get_resource(pdev, 1024U, 0U) [L2881] COND FALSE !((unsigned long )irq_res == (unsigned long )((struct resource *)0)) [L2885] EXPR irq_res->flags [L2885] irqflags = (irq_res->flags & 15UL) | 128UL [L2886] EXPR irq_res->start [L2886] irq = (int )irq_res->start [L2887] trig = iio_trigger_alloc("irqtrig%d", irq) VAL [__this_module={0:0}, iio_interrupt_trigger_driver={212505526:0}, iio_interrupt_trigger_driver_group1={210408374:0}, iio_interrupt_trigger_ops={212480932:0}, 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] [L2888] COND FALSE !((unsigned long )trig == (unsigned long )((struct iio_trigger *)0)) [L2665] void *tmp ; [L2656] void *tmp___2 ; [L2679] void *p ; [L2680] void *tmp ; [L2681] int tmp___0 ; [L2683] tmp___0 = __VERIFIER_nondet_int() [L2684] COND TRUE tmp___0 != 0 [L2685] return ((void *)0); VAL [__this_module={0:0}, iio_interrupt_trigger_driver={212505526:0}, iio_interrupt_trigger_driver_group1={210408374:0}, iio_interrupt_trigger_ops={212480932:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2651] return ldv_malloc(size); [L2658] tmp___2 = __kmalloc(size, flags) [L2659] return (tmp___2); VAL [__this_module={0:0}, iio_interrupt_trigger_driver={212505526:0}, iio_interrupt_trigger_driver_group1={210408374:0}, iio_interrupt_trigger_ops={212480932:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2667] tmp = kmalloc(size, flags | 32768U) [L2668] return (tmp); VAL [__this_module={0:0}, iio_interrupt_trigger_driver={212505526:0}, iio_interrupt_trigger_driver_group1={210408374:0}, iio_interrupt_trigger_ops={212480932:0}, 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] [L2893] tmp = kzalloc(4UL, 208U) [L2894] trig_info = (struct iio_interrupt_trigger_info *)tmp VAL [__this_module={0:0}, iio_interrupt_trigger_driver={212505526:0}, iio_interrupt_trigger_driver_group1={210408374:0}, iio_interrupt_trigger_ops={212480932:0}, 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] [L2895] COND TRUE (unsigned long )trig_info == (unsigned long )((struct iio_interrupt_trigger_info *)0) [L2896] ret = -12 VAL [__this_module={0:0}, iio_interrupt_trigger_driver={212505526:0}, iio_interrupt_trigger_driver_group1={210408374:0}, iio_interrupt_trigger_ops={212480932:0}, 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] [L2837] EXPR trig->ops [L2837] (trig->ops)->owner [L3374] COND TRUE (unsigned long )module != (unsigned long )((struct module *)0) VAL [__this_module={0:0}, iio_interrupt_trigger_driver={212505526:0}, iio_interrupt_trigger_driver_group1={210408374:0}, iio_interrupt_trigger_ops={212480932:0}, 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] [L3375] COND TRUE ldv_module_refcounter <= 1 VAL [__this_module={0:0}, iio_interrupt_trigger_driver={212505526:0}, iio_interrupt_trigger_driver_group1={210408374:0}, iio_interrupt_trigger_ops={212480932:0}, 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] [L3304] __VERIFIER_error() VAL [__this_module={0:0}, iio_interrupt_trigger_driver={212505526:0}, iio_interrupt_trigger_driver_group1={210408374:0}, iio_interrupt_trigger_ops={212480932:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 177 locations, 4 error locations. Result: UNSAFE, OverallTime: 4.2s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 659 SDtfs, 476 SDslu, 399 SDs, 0 SdLazy, 31 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 142 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=341occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 82 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 113 NumberOfCodeBlocks, 113 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 142 ConstructedInterpolants, 0 QuantifiedInterpolants, 10226 SizeOfPredicates, 1 NumberOfNonLiveVariables, 629 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 6/6 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...