./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 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_f233f957-bde7-4601-9900-b2da168fe2f3/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_f233f957-bde7-4601-9900-b2da168fe2f3/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f233f957-bde7-4601-9900-b2da168fe2f3/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f233f957-bde7-4601-9900-b2da168fe2f3/bin/utaipan/config/TaipanReach.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_f233f957-bde7-4601-9900-b2da168fe2f3/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f233f957-bde7-4601-9900-b2da168fe2f3/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6e0f5271b3ddc7b4a5ff7e7ec42981c4dbcef13b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_f233f957-bde7-4601-9900-b2da168fe2f3/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_f233f957-bde7-4601-9900-b2da168fe2f3/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f233f957-bde7-4601-9900-b2da168fe2f3/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f233f957-bde7-4601-9900-b2da168fe2f3/bin/utaipan/config/TaipanReach.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_f233f957-bde7-4601-9900-b2da168fe2f3/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f233f957-bde7-4601-9900-b2da168fe2f3/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6e0f5271b3ddc7b4a5ff7e7ec42981c4dbcef13b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-26 02:50:25,524 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:50:25,526 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:50:25,542 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:50:25,542 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:50:25,544 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:50:25,546 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:50:25,555 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:50:25,557 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:50:25,558 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:50:25,559 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:50:25,560 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:50:25,560 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:50:25,561 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:50:25,562 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:50:25,564 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:50:25,564 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:50:25,565 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:50:25,567 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:50:25,569 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:50:25,570 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:50:25,571 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:50:25,572 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:50:25,573 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:50:25,575 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:50:25,576 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:50:25,576 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:50:25,580 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:50:25,581 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:50:25,582 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:50:25,583 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:50:25,584 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:50:25,585 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:50:25,585 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:50:25,587 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:50:25,588 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:50:25,589 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:50:25,590 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:50:25,590 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:50:25,591 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:50:25,592 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:50:25,593 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f233f957-bde7-4601-9900-b2da168fe2f3/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2019-11-26 02:50:25,619 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:50:25,631 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:50:25,632 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:50:25,632 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-26 02:50:25,632 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-26 02:50:25,632 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-26 02:50:25,633 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-26 02:50:25,633 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-26 02:50:25,633 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-26 02:50:25,633 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-26 02:50:25,633 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-26 02:50:25,633 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-26 02:50:25,634 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-26 02:50:25,634 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-26 02:50:25,634 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-26 02:50:25,635 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:50:25,635 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:50:25,635 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:50:25,635 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:50:25,635 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:50:25,635 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:50:25,636 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:50:25,636 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:50:25,636 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:50:25,636 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:50:25,636 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 02:50:25,636 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 02:50:25,637 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:50:25,637 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:50:25,637 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:50:25,637 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-26 02:50:25,637 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:50:25,638 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:50:25,638 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 02:50:25,638 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-11-26 02:50:25,638 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_f233f957-bde7-4601-9900-b2da168fe2f3/bin/utaipan 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 -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e0f5271b3ddc7b4a5ff7e7ec42981c4dbcef13b [2019-11-26 02:50:25,776 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:50:25,788 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:50:25,791 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:50:25,797 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:50:25,797 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:50:25,798 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f233f957-bde7-4601-9900-b2da168fe2f3/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2019-11-26 02:50:25,871 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f233f957-bde7-4601-9900-b2da168fe2f3/bin/utaipan/data/b79281333/7663accf2aa049899a31a66dbfcd5d99/FLAG46acf6001 [2019-11-26 02:50:26,387 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:50:26,387 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f233f957-bde7-4601-9900-b2da168fe2f3/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2019-11-26 02:50:26,428 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f233f957-bde7-4601-9900-b2da168fe2f3/bin/utaipan/data/b79281333/7663accf2aa049899a31a66dbfcd5d99/FLAG46acf6001 [2019-11-26 02:50:26,576 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f233f957-bde7-4601-9900-b2da168fe2f3/bin/utaipan/data/b79281333/7663accf2aa049899a31a66dbfcd5d99 [2019-11-26 02:50:26,578 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:50:26,579 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:50:26,580 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:50:26,581 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:50:26,584 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:50:26,585 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:50:26" (1/1) ... [2019-11-26 02:50:26,587 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46228d73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:50:26, skipping insertion in model container [2019-11-26 02:50:26,588 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:50:26" (1/1) ... [2019-11-26 02:50:26,595 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:50:26,689 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:50:27,570 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:50:27,596 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:50:27,763 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:50:27,824 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:50:27,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:50:27 WrapperNode [2019-11-26 02:50:27,825 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:50:27,826 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:50:27,826 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:50:27,826 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:50:27,834 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:50:27" (1/1) ... [2019-11-26 02:50:27,876 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:50:27" (1/1) ... [2019-11-26 02:50:27,960 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:50:27,961 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:50:27,961 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:50:27,961 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:50:27,970 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:50:27" (1/1) ... [2019-11-26 02:50:27,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:50:27" (1/1) ... [2019-11-26 02:50:27,990 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:50:27" (1/1) ... [2019-11-26 02:50:27,991 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:50:27" (1/1) ... [2019-11-26 02:50:28,027 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:50:27" (1/1) ... [2019-11-26 02:50:28,044 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:50:27" (1/1) ... [2019-11-26 02:50:28,049 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:50:27" (1/1) ... [2019-11-26 02:50:28,057 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:50:28,058 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:50:28,058 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:50:28,058 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:50:28,059 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:50:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f233f957-bde7-4601-9900-b2da168fe2f3/bin/utaipan/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 [2019-11-26 02:50:28,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-26 02:50:28,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:50:28,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-26 02:50:28,122 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-26 02:50:28,123 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-26 02:50:28,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-26 02:50:28,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-26 02:50:28,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-26 02:50:28,124 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-26 02:50:28,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:50:28,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:50:30,303 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:50:30,304 INFO L284 CfgBuilder]: Removed 182 assume(true) statements. [2019-11-26 02:50:30,306 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:50:30 BoogieIcfgContainer [2019-11-26 02:50:30,306 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:50:30,307 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-26 02:50:30,307 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-26 02:50:30,310 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-26 02:50:30,310 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 02:50:26" (1/3) ... [2019-11-26 02:50:30,311 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7657648d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 02:50:30, skipping insertion in model container [2019-11-26 02:50:30,311 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:50:27" (2/3) ... [2019-11-26 02:50:30,311 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7657648d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 02:50:30, skipping insertion in model container [2019-11-26 02:50:30,312 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:50:30" (3/3) ... [2019-11-26 02:50:30,313 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 [2019-11-26 02:50:30,322 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-26 02:50:30,329 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2019-11-26 02:50:30,338 INFO L249 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-11-26 02:50:30,362 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-26 02:50:30,362 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-26 02:50:30,362 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-26 02:50:30,363 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-26 02:50:30,363 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-26 02:50:30,363 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-26 02:50:30,363 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-26 02:50:30,363 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-26 02:50:30,384 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states. [2019-11-26 02:50:30,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-11-26 02:50:30,391 INFO L402 BasicCegarLoop]: Found error trace [2019-11-26 02:50:30,392 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-26 02:50:30,393 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-26 02:50:30,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:50:30,399 INFO L82 PathProgramCache]: Analyzing trace with hash -322288954, now seen corresponding path program 1 times [2019-11-26 02:50:30,465 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-26 02:50:30,465 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1783520700] [2019-11-26 02:50:30,465 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-26 02:50:30,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:50:30,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:50:30,802 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1783520700] [2019-11-26 02:50:30,803 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-26 02:50:30,803 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-26 02:50:30,804 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169383628] [2019-11-26 02:50:30,808 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-26 02:50:30,808 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-26 02:50:30,821 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-26 02:50:30,822 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-26 02:50:30,823 INFO L87 Difference]: Start difference. First operand 91 states. Second operand 3 states. [2019-11-26 02:50:30,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-26 02:50:30,900 INFO L93 Difference]: Finished difference Result 264 states and 418 transitions. [2019-11-26 02:50:30,901 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-26 02:50:30,902 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2019-11-26 02:50:30,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-26 02:50:30,914 INFO L225 Difference]: With dead ends: 264 [2019-11-26 02:50:30,914 INFO L226 Difference]: Without dead ends: 156 [2019-11-26 02:50:30,917 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 [2019-11-26 02:50:30,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2019-11-26 02:50:30,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 150. [2019-11-26 02:50:30,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2019-11-26 02:50:30,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 229 transitions. [2019-11-26 02:50:30,966 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 229 transitions. Word has length 9 [2019-11-26 02:50:30,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-26 02:50:30,967 INFO L462 AbstractCegarLoop]: Abstraction has 150 states and 229 transitions. [2019-11-26 02:50:30,967 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-26 02:50:30,967 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 229 transitions. [2019-11-26 02:50:30,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-26 02:50:30,968 INFO L402 BasicCegarLoop]: Found error trace [2019-11-26 02:50:30,968 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-26 02:50:30,969 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-26 02:50:30,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:50:30,969 INFO L82 PathProgramCache]: Analyzing trace with hash -367653052, now seen corresponding path program 1 times [2019-11-26 02:50:30,969 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-26 02:50:30,970 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1820194196] [2019-11-26 02:50:30,970 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-26 02:50:31,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:50:31,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:50:31,041 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1820194196] [2019-11-26 02:50:31,042 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-26 02:50:31,042 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-26 02:50:31,042 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [911393230] [2019-11-26 02:50:31,043 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-26 02:50:31,043 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-26 02:50:31,044 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-26 02:50:31,044 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-26 02:50:31,044 INFO L87 Difference]: Start difference. First operand 150 states and 229 transitions. Second operand 3 states. [2019-11-26 02:50:31,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-26 02:50:31,076 INFO L93 Difference]: Finished difference Result 291 states and 450 transitions. [2019-11-26 02:50:31,077 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-26 02:50:31,077 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 12 [2019-11-26 02:50:31,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-26 02:50:31,078 INFO L225 Difference]: With dead ends: 291 [2019-11-26 02:50:31,078 INFO L226 Difference]: Without dead ends: 141 [2019-11-26 02:50:31,080 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 [2019-11-26 02:50:31,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2019-11-26 02:50:31,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 138. [2019-11-26 02:50:31,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2019-11-26 02:50:31,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 210 transitions. [2019-11-26 02:50:31,102 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 210 transitions. Word has length 12 [2019-11-26 02:50:31,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-26 02:50:31,103 INFO L462 AbstractCegarLoop]: Abstraction has 138 states and 210 transitions. [2019-11-26 02:50:31,103 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-26 02:50:31,103 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 210 transitions. [2019-11-26 02:50:31,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-26 02:50:31,105 INFO L402 BasicCegarLoop]: Found error trace [2019-11-26 02:50:31,106 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-26 02:50:31,106 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-26 02:50:31,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:50:31,106 INFO L82 PathProgramCache]: Analyzing trace with hash -1325646096, now seen corresponding path program 1 times [2019-11-26 02:50:31,107 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-26 02:50:31,107 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1925146678] [2019-11-26 02:50:31,108 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-26 02:50:31,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:50:31,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:50:31,155 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1925146678] [2019-11-26 02:50:31,156 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-26 02:50:31,156 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-26 02:50:31,156 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [284959361] [2019-11-26 02:50:31,156 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-26 02:50:31,156 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-26 02:50:31,157 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-26 02:50:31,157 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-26 02:50:31,157 INFO L87 Difference]: Start difference. First operand 138 states and 210 transitions. Second operand 3 states. [2019-11-26 02:50:31,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-26 02:50:31,207 INFO L93 Difference]: Finished difference Result 296 states and 452 transitions. [2019-11-26 02:50:31,209 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-26 02:50:31,209 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 12 [2019-11-26 02:50:31,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-26 02:50:31,211 INFO L225 Difference]: With dead ends: 296 [2019-11-26 02:50:31,211 INFO L226 Difference]: Without dead ends: 159 [2019-11-26 02:50:31,212 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 [2019-11-26 02:50:31,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2019-11-26 02:50:31,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 159. [2019-11-26 02:50:31,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 159 states. [2019-11-26 02:50:31,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 241 transitions. [2019-11-26 02:50:31,235 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 241 transitions. Word has length 12 [2019-11-26 02:50:31,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-26 02:50:31,235 INFO L462 AbstractCegarLoop]: Abstraction has 159 states and 241 transitions. [2019-11-26 02:50:31,235 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-26 02:50:31,235 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 241 transitions. [2019-11-26 02:50:31,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-26 02:50:31,240 INFO L402 BasicCegarLoop]: Found error trace [2019-11-26 02:50:31,241 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-26 02:50:31,241 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-26 02:50:31,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:50:31,241 INFO L82 PathProgramCache]: Analyzing trace with hash 1902575140, now seen corresponding path program 1 times [2019-11-26 02:50:31,242 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-26 02:50:31,242 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [906073033] [2019-11-26 02:50:31,242 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-26 02:50:31,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:50:31,368 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:50:31,368 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [906073033] [2019-11-26 02:50:31,368 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2075902765] [2019-11-26 02:50:31,368 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f233f957-bde7-4601-9900-b2da168fe2f3/bin/utaipan/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 [2019-11-26 02:50:31,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:50:31,587 INFO L255 TraceCheckSpWp]: Trace formula consists of 499 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-26 02:50:31,594 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-26 02:50:31,617 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-26 02:50:31,617 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-26 02:50:31,627 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-26 02:50:31,628 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-11-26 02:50:31,628 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [3] total 4 [2019-11-26 02:50:31,628 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [947251807] [2019-11-26 02:50:31,629 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-26 02:50:31,629 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-26 02:50:31,629 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-26 02:50:31,629 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-26 02:50:31,630 INFO L87 Difference]: Start difference. First operand 159 states and 241 transitions. Second operand 3 states. [2019-11-26 02:50:31,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-26 02:50:31,674 INFO L93 Difference]: Finished difference Result 381 states and 583 transitions. [2019-11-26 02:50:31,674 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-26 02:50:31,674 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 21 [2019-11-26 02:50:31,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-26 02:50:31,676 INFO L225 Difference]: With dead ends: 381 [2019-11-26 02:50:31,676 INFO L226 Difference]: Without dead ends: 265 [2019-11-26 02:50:31,677 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 39 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-26 02:50:31,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 265 states. [2019-11-26 02:50:31,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 265 to 251. [2019-11-26 02:50:31,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 251 states. [2019-11-26 02:50:31,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 251 states and 386 transitions. [2019-11-26 02:50:31,704 INFO L78 Accepts]: Start accepts. Automaton has 251 states and 386 transitions. Word has length 21 [2019-11-26 02:50:31,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-26 02:50:31,704 INFO L462 AbstractCegarLoop]: Abstraction has 251 states and 386 transitions. [2019-11-26 02:50:31,704 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-26 02:50:31,705 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 386 transitions. [2019-11-26 02:50:31,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-26 02:50:31,707 INFO L402 BasicCegarLoop]: Found error trace [2019-11-26 02:50:31,708 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] [2019-11-26 02:50:31,914 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-26 02:50:31,914 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-26 02:50:31,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:50:31,915 INFO L82 PathProgramCache]: Analyzing trace with hash 543088870, now seen corresponding path program 1 times [2019-11-26 02:50:31,915 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-26 02:50:31,916 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1092367850] [2019-11-26 02:50:31,916 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-26 02:50:32,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:50:32,147 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:50:32,147 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1092367850] [2019-11-26 02:50:32,148 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-26 02:50:32,148 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-26 02:50:32,148 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [567600737] [2019-11-26 02:50:32,148 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-26 02:50:32,149 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-26 02:50:32,149 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-26 02:50:32,149 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-26 02:50:32,149 INFO L87 Difference]: Start difference. First operand 251 states and 386 transitions. Second operand 3 states. [2019-11-26 02:50:32,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-26 02:50:32,169 INFO L93 Difference]: Finished difference Result 461 states and 711 transitions. [2019-11-26 02:50:32,170 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-26 02:50:32,170 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2019-11-26 02:50:32,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-26 02:50:32,172 INFO L225 Difference]: With dead ends: 461 [2019-11-26 02:50:32,172 INFO L226 Difference]: Without dead ends: 253 [2019-11-26 02:50:32,176 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 [2019-11-26 02:50:32,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2019-11-26 02:50:32,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 253. [2019-11-26 02:50:32,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 253 states. [2019-11-26 02:50:32,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 253 states and 388 transitions. [2019-11-26 02:50:32,194 INFO L78 Accepts]: Start accepts. Automaton has 253 states and 388 transitions. Word has length 24 [2019-11-26 02:50:32,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-26 02:50:32,194 INFO L462 AbstractCegarLoop]: Abstraction has 253 states and 388 transitions. [2019-11-26 02:50:32,194 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-26 02:50:32,194 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 388 transitions. [2019-11-26 02:50:32,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-26 02:50:32,195 INFO L402 BasicCegarLoop]: Found error trace [2019-11-26 02:50:32,195 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] [2019-11-26 02:50:32,196 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-26 02:50:32,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:50:32,196 INFO L82 PathProgramCache]: Analyzing trace with hash 1028286576, now seen corresponding path program 1 times [2019-11-26 02:50:32,196 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-26 02:50:32,197 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [471809135] [2019-11-26 02:50:32,197 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-26 02:50:32,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:50:32,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:50:32,441 INFO L174 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2019-11-26 02:50:32,442 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-11-26 02:50:32,477 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:32,481 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:32,482 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:32,484 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:32,486 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:32,486 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:32,487 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:32,487 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:32,490 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:32,491 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:32,492 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:32,493 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:32,493 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:32,493 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:32,494 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:32,494 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:32,500 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:32,500 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:32,500 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:32,501 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:32,501 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:32,502 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:32,502 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:32,502 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:32,503 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:32,503 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:32,505 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:32,505 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:32,506 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:32,506 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:32,507 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:32,507 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:32,507 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:32,508 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:32,508 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:32,509 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:32,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 02:50:32 BoogieIcfgContainer [2019-11-26 02:50:32,582 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-26 02:50:32,582 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 02:50:32,582 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 02:50:32,583 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 02:50:32,583 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:50:30" (3/4) ... [2019-11-26 02:50:32,595 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-26 02:50:32,608 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 02:50:32,610 INFO L168 Benchmark]: Toolchain (without parser) took 6029.72 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 276.8 MB). Free memory was 940.7 MB in the beginning and 1.0 GB in the end (delta: -97.0 MB). Peak memory consumption was 179.9 MB. Max. memory is 11.5 GB. [2019-11-26 02:50:32,611 INFO L168 Benchmark]: CDTParser took 0.19 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. [2019-11-26 02:50:32,612 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1245.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -157.3 MB). Peak memory consumption was 36.6 MB. Max. memory is 11.5 GB. [2019-11-26 02:50:32,613 INFO L168 Benchmark]: Boogie Procedure Inliner took 134.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. [2019-11-26 02:50:32,614 INFO L168 Benchmark]: Boogie Preprocessor took 96.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. [2019-11-26 02:50:32,615 INFO L168 Benchmark]: RCFGBuilder took 2248.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 806.0 MB in the end (delta: 277.6 MB). Peak memory consumption was 277.6 MB. Max. memory is 11.5 GB. [2019-11-26 02:50:32,616 INFO L168 Benchmark]: TraceAbstraction took 2274.63 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 122.7 MB). Free memory was 806.0 MB in the beginning and 1.0 GB in the end (delta: -231.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:50:32,616 INFO L168 Benchmark]: Witness Printer took 25.52 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 24 B). Peak memory consumption was 24 B. Max. memory is 11.5 GB. [2019-11-26 02:50:32,621 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 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 1245.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -157.3 MB). Peak memory consumption was 36.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 134.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 96.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2248.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 806.0 MB in the end (delta: 277.6 MB). Peak memory consumption was 277.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2274.63 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 122.7 MB). Free memory was 806.0 MB in the beginning and 1.0 GB in the end (delta: -231.7 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 25.52 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 24 B). Peak memory consumption was 24 B. 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 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 3303]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of large string literal at line 2945, overapproximation of bitwiseOr at line 2667. Possible FailurePath: [L2752] int ldv_irq_1_2 = 0; [L2753] int LDV_IN_INTERRUPT = 1; [L2754] int ldv_irq_1_3 = 0; [L2755] void *ldv_irq_data_1_1 ; [L2756] int ldv_irq_1_1 = 0; [L2757] int ldv_irq_1_0 = 0; [L2758] int probed_2 = 0; [L2759] int ldv_irq_line_1_3 ; [L2760] void *ldv_irq_data_1_0 ; [L2761] int ldv_state_variable_0 ; [L2762] int ldv_irq_line_1_0 ; [L2763] int ldv_state_variable_2 ; [L2764] void *ldv_irq_data_1_3 ; [L2765] int ref_cnt ; [L2766] int ldv_irq_line_1_1 ; [L2768] void *ldv_irq_data_1_2 ; [L2769] int ldv_state_variable_1 ; [L2770] int ldv_irq_line_1_2 ; [L2970] int ldv_retval_0 ; [L2971] int ldv_retval_1 ; [L2974] int ldv_retval_2 ; [L3342] int ldv_module_refcounter = 1; [L2767] struct platform_device *iio_interrupt_trigger_driver_group1 ; [L2867] static struct iio_trigger_ops const iio_interrupt_trigger_ops = {& __this_module, 0, 0, 0}; [L2944-L2954] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L3123] int tmp ; [L3124] int tmp___0 ; [L3125] int tmp___1 ; [L3128] ldv_state_variable_1 = 1 [L3129] ref_cnt = 0 [L3130] ldv_state_variable_0 = 1 [L3131] ldv_state_variable_2 = 0 VAL [__this_module={18446744073709551630:18446744073709551628}, iio_interrupt_trigger_driver={18446744073709551625:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={18446744073709551623:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, probed_2=0, ref_cnt=0] [L3133] tmp = __VERIFIER_nondet_int() [L3135] case 0: [L3141] case 1: VAL [__this_module={18446744073709551630:18446744073709551628}, iio_interrupt_trigger_driver={18446744073709551625:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={18446744073709551623:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, probed_2=0, ref_cnt=0] [L3142] COND TRUE ldv_state_variable_0 != 0 [L3143] tmp___0 = __VERIFIER_nondet_int() [L3145] case 0: [L3153] case 1: VAL [__this_module={18446744073709551630:18446744073709551628}, iio_interrupt_trigger_driver={18446744073709551625:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={18446744073709551623:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, probed_2=0, ref_cnt=0] [L3154] COND TRUE ldv_state_variable_0 == 1 [L2957] int tmp ; [L3280] ldv_func_ret_type___0 ldv_func_res ; [L3281] int tmp ; [L3410] return __VERIFIER_nondet_int(); [L3283] tmp = __platform_driver_register(ldv_func_arg1, ldv_func_arg2) [L3284] ldv_func_res = tmp [L3285] ldv_state_variable_2 = 1 [L3088] void *tmp ; [L2712] void *p ; [L2713] void *tmp ; [L2715] tmp = calloc(1UL, size) [L2716] p = tmp [L2718] return (p); [L3090] tmp = ldv_init_zalloc(1472UL) [L3091] iio_interrupt_trigger_driver_group1 = (struct platform_device *)tmp [L3287] return (ldv_func_res); [L2959] tmp = ldv___platform_driver_register_10(& iio_interrupt_trigger_driver, & __this_module) [L2960] return (tmp); [L3155] ldv_retval_0 = iio_interrupt_trigger_driver_init() [L3156] COND TRUE ldv_retval_0 == 0 [L3157] ldv_state_variable_0 = 3 VAL [__this_module={18446744073709551630:18446744073709551628}, iio_interrupt_trigger_driver={18446744073709551625:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={18446744073709551623:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3160] COND FALSE !(ldv_retval_0 != 0) VAL [__this_module={18446744073709551630:18446744073709551628}, iio_interrupt_trigger_driver={18446744073709551625:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={18446744073709551623:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3133] tmp = __VERIFIER_nondet_int() [L3135] case 0: [L3141] case 1: [L3175] case 2: VAL [__this_module={18446744073709551630:18446744073709551628}, iio_interrupt_trigger_driver={18446744073709551625:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={18446744073709551623:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3176] COND TRUE ldv_state_variable_2 != 0 [L3177] tmp___1 = __VERIFIER_nondet_int() [L3179] case 0: VAL [__this_module={18446744073709551630:18446744073709551628}, iio_interrupt_trigger_driver={18446744073709551625:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={18446744073709551623:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3180] COND TRUE ldv_state_variable_2 == 1 [L2870] struct iio_interrupt_trigger_info *trig_info ; [L2871] struct iio_trigger *trig ; [L2872] unsigned long irqflags ; [L2873] struct resource *irq_res ; [L2874] int irq ; [L2875] int ret ; [L2876] void *tmp ; [L2878] ret = 0 [L2678] void *p ; [L2679] void *tmp ; [L2680] int tmp___0 ; [L2682] tmp___0 = __VERIFIER_nondet_int() [L2683] COND FALSE !(tmp___0 != 0) [L2686] tmp = malloc(size) [L2687] p = tmp [L2689] return (p); [L3438] return ldv_malloc(sizeof(struct resource)); [L2879] irq_res = platform_get_resource(pdev, 1024U, 0U) [L2880] COND FALSE !((unsigned long )irq_res == (unsigned long )((struct resource *)0)) [L2884] EXPR irq_res->flags [L2884] irqflags = (irq_res->flags & 15UL) | 128UL [L2885] EXPR irq_res->start [L2885] irq = (int )irq_res->start [L2886] trig = iio_trigger_alloc("irqtrig%d", irq) VAL [__this_module={18446744073709551630:18446744073709551628}, iio_interrupt_trigger_driver={18446744073709551625:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={18446744073709551623:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2887] COND FALSE !((unsigned long )trig == (unsigned long )((struct iio_trigger *)0)) [L2665] void *tmp ; [L2656] void *tmp___2 ; [L2678] void *p ; [L2679] void *tmp ; [L2680] int tmp___0 ; [L2682] tmp___0 = __VERIFIER_nondet_int() [L2683] COND TRUE tmp___0 != 0 [L2684] return ((void *)0); [L2651] return ldv_malloc(size); [L2658] tmp___2 = __kmalloc(size, flags) [L2659] return (tmp___2); [L2667] tmp = kmalloc(size, flags | 32768U) [L2668] return (tmp); [L2892] tmp = kzalloc(4UL, 208U) [L2893] trig_info = (struct iio_interrupt_trigger_info *)tmp VAL [__this_module={18446744073709551630:18446744073709551628}, iio_interrupt_trigger_driver={18446744073709551625:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={18446744073709551623:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2894] COND TRUE (unsigned long )trig_info == (unsigned long )((struct iio_interrupt_trigger_info *)0) [L2895] ret = -12 VAL [__this_module={18446744073709551630:18446744073709551628}, iio_interrupt_trigger_driver={18446744073709551625:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={18446744073709551623:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2836] EXPR trig->ops [L2836] (trig->ops)->owner [L3373] COND TRUE (unsigned long )module != (unsigned long )((struct module *)0) VAL [__this_module={18446744073709551630:18446744073709551628}, iio_interrupt_trigger_driver={18446744073709551625:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={18446744073709551623:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3374] COND TRUE ldv_module_refcounter <= 1 VAL [__this_module={18446744073709551630:18446744073709551628}, iio_interrupt_trigger_driver={18446744073709551625:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={18446744073709551623:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3303] __VERIFIER_error() VAL [__this_module={18446744073709551630:18446744073709551628}, iio_interrupt_trigger_driver={18446744073709551625:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={18446744073709551623:0}, 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, 91 locations, 4 error locations. Result: UNSAFE, OverallTime: 2.2s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 575 SDtfs, 370 SDslu, 438 SDs, 0 SdLazy, 37 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 52 GetRequests, 44 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=253occurred 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: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 23 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 124 NumberOfCodeBlocks, 124 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 113 ConstructedInterpolants, 0 QuantifiedInterpolants, 5219 SizeOfPredicates, 1 NumberOfNonLiveVariables, 499 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 7 InterpolantComputations, 6 PerfectInterpolantSequences, 9/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-6b5699a [2019-11-26 02:50:34,471 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2019-11-26 02:50:34,545 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:50:34,545 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:50:34,546 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:50:34,547 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:50:34,548 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:50:34,548 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:50:34,549 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:50:34,549 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:50:34,549 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:50:34,550 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:50:34,552 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:50:34,552 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f233f957-bde7-4601-9900-b2da168fe2f3/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2019-11-26 02:50:34,578 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:50:34,587 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:50:34,588 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:50:34,589 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-26 02:50:34,589 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-26 02:50:34,589 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-26 02:50:34,589 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-26 02:50:34,590 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-26 02:50:34,590 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-26 02:50:34,590 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:50:34,591 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:50:34,591 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:50:34,591 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:50:34,591 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:50:34,592 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 02:50:34,592 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 02:50:34,592 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 02:50:34,593 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:50:34,593 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 02:50:34,593 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:50:34,593 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:50:34,594 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 02:50:34,594 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:50:34,594 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 02:50:34,595 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 02:50:34,595 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:50:34,595 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:50:34,595 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:50:34,596 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-11-26 02:50:34,596 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 02:50:34,597 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:50:34,597 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 02:50:34,597 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_f233f957-bde7-4601-9900-b2da168fe2f3/bin/utaipan 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 -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e0f5271b3ddc7b4a5ff7e7ec42981c4dbcef13b [2019-11-26 02:50:34,916 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:50:34,933 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:50:34,937 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:50:34,939 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:50:34,939 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:50:34,940 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f233f957-bde7-4601-9900-b2da168fe2f3/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2019-11-26 02:50:34,994 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f233f957-bde7-4601-9900-b2da168fe2f3/bin/utaipan/data/555404b23/d577d991963f4073a764742f77b8a193/FLAG0df32b008 [2019-11-26 02:50:35,598 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:50:35,599 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f233f957-bde7-4601-9900-b2da168fe2f3/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2019-11-26 02:50:35,622 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f233f957-bde7-4601-9900-b2da168fe2f3/bin/utaipan/data/555404b23/d577d991963f4073a764742f77b8a193/FLAG0df32b008 [2019-11-26 02:50:35,802 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f233f957-bde7-4601-9900-b2da168fe2f3/bin/utaipan/data/555404b23/d577d991963f4073a764742f77b8a193 [2019-11-26 02:50:35,804 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:50:35,805 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:50:35,810 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:50:35,814 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:50:35,817 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:50:35,817 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:50:35" (1/1) ... [2019-11-26 02:50:35,823 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1261438d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:50:35, skipping insertion in model container [2019-11-26 02:50:35,823 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:50:35" (1/1) ... [2019-11-26 02:50:35,831 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:50:35,920 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:50:36,628 INFO L965 CHandler]: Found a cast between two array/pointer types where the value type is smaller than the cast-to type, and where that value type is smaller than our current memory model resolution [2019-11-26 02:50:36,628 INFO L968 CHandler]: at location: C: (struct iio_trigger *)private [2863] [2019-11-26 02:50:36,629 INFO L969 CHandler]: current memory model: HoenickeLindenmann_4ByteResolution [2019-11-26 02:50:36,646 INFO L965 CHandler]: Found a cast between two array/pointer types where the value type is smaller than the cast-to type, and where that value type is smaller than our current memory model resolution [2019-11-26 02:50:36,646 INFO L968 CHandler]: at location: C: (struct iio_interrupt_trigger_info *)tmp [2893] [2019-11-26 02:50:36,646 INFO L969 CHandler]: current memory model: HoenickeLindenmann_4ByteResolution [2019-11-26 02:50:36,657 INFO L965 CHandler]: Found a cast between two array/pointer types where the value type is smaller than the cast-to type, and where that value type is smaller than our current memory model resolution [2019-11-26 02:50:36,657 INFO L968 CHandler]: at location: C: (struct iio_trigger *)tmp [2934] [2019-11-26 02:50:36,657 INFO L969 CHandler]: current memory model: HoenickeLindenmann_4ByteResolution [2019-11-26 02:50:36,658 INFO L965 CHandler]: Found a cast between two array/pointer types where the value type is smaller than the cast-to type, and where that value type is smaller than our current memory model resolution [2019-11-26 02:50:36,658 INFO L968 CHandler]: at location: C: (struct iio_interrupt_trigger_info *)tmp___0 [2936] [2019-11-26 02:50:36,658 INFO L969 CHandler]: current memory model: HoenickeLindenmann_4ByteResolution [2019-11-26 02:50:36,697 INFO L965 CHandler]: Found a cast between two array/pointer types where the value type is smaller than the cast-to type, and where that value type is smaller than our current memory model resolution [2019-11-26 02:50:36,698 INFO L968 CHandler]: at location: C: (struct platform_device *)tmp [3091] [2019-11-26 02:50:36,698 INFO L969 CHandler]: current memory model: HoenickeLindenmann_4ByteResolution [2019-11-26 02:50:36,756 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:50:36,782 INFO L198 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-11-26 02:50:36,802 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:50:36,909 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:50:36,925 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:50:37,009 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:50:37,075 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:50:37,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:50:37 WrapperNode [2019-11-26 02:50:37,076 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:50:37,077 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:50:37,077 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:50:37,077 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:50:37,085 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:50:37" (1/1) ... [2019-11-26 02:50:37,125 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:50:37" (1/1) ... [2019-11-26 02:50:37,167 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:50:37,168 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:50:37,168 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:50:37,168 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:50:37,177 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:50:37" (1/1) ... [2019-11-26 02:50:37,177 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:50:37" (1/1) ... [2019-11-26 02:50:37,187 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:50:37" (1/1) ... [2019-11-26 02:50:37,187 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:50:37" (1/1) ... [2019-11-26 02:50:37,217 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:50:37" (1/1) ... [2019-11-26 02:50:37,224 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:50:37" (1/1) ... [2019-11-26 02:50:37,230 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:50:37" (1/1) ... [2019-11-26 02:50:37,239 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:50:37,240 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:50:37,240 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:50:37,240 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:50:37,241 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:50:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f233f957-bde7-4601-9900-b2da168fe2f3/bin/utaipan/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 [2019-11-26 02:50:37,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-26 02:50:37,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:50:37,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2019-11-26 02:50:37,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-26 02:50:37,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-26 02:50:37,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-26 02:50:37,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-26 02:50:37,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-26 02:50:37,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-11-26 02:50:37,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2019-11-26 02:50:37,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-26 02:50:37,306 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:50:37,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:50:38,802 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:50:38,802 INFO L284 CfgBuilder]: Removed 182 assume(true) statements. [2019-11-26 02:50:38,803 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:50:38 BoogieIcfgContainer [2019-11-26 02:50:38,804 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:50:38,805 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-26 02:50:38,806 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-26 02:50:38,808 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-26 02:50:38,808 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 02:50:35" (1/3) ... [2019-11-26 02:50:38,809 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a7f894 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 02:50:38, skipping insertion in model container [2019-11-26 02:50:38,809 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:50:37" (2/3) ... [2019-11-26 02:50:38,810 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a7f894 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 02:50:38, skipping insertion in model container [2019-11-26 02:50:38,810 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:50:38" (3/3) ... [2019-11-26 02:50:38,811 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 [2019-11-26 02:50:38,822 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-26 02:50:38,829 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2019-11-26 02:50:38,841 INFO L249 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-11-26 02:50:38,873 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-26 02:50:38,874 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-26 02:50:38,874 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-26 02:50:38,874 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-26 02:50:38,874 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-26 02:50:38,874 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-26 02:50:38,875 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-26 02:50:38,875 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-26 02:50:38,896 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states. [2019-11-26 02:50:38,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-26 02:50:38,902 INFO L402 BasicCegarLoop]: Found error trace [2019-11-26 02:50:38,903 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-26 02:50:38,904 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-26 02:50:38,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:50:38,909 INFO L82 PathProgramCache]: Analyzing trace with hash 1062036277, now seen corresponding path program 1 times [2019-11-26 02:50:38,918 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-11-26 02:50:38,918 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleCvc4 [91642278] [2019-11-26 02:50:38,919 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f233f957-bde7-4601-9900-b2da168fe2f3/bin/utaipan/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 [2019-11-26 02:50:39,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:50:39,242 INFO L255 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-26 02:50:39,251 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-26 02:50:39,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:50:39,279 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-26 02:50:39,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:50:39,285 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [91642278] [2019-11-26 02:50:39,285 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-26 02:50:39,286 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-11-26 02:50:39,286 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1076752072] [2019-11-26 02:50:39,291 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-26 02:50:39,291 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-11-26 02:50:39,303 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-26 02:50:39,304 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-26 02:50:39,306 INFO L87 Difference]: Start difference. First operand 178 states. Second operand 3 states. [2019-11-26 02:50:39,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-26 02:50:39,383 INFO L93 Difference]: Finished difference Result 348 states and 498 transitions. [2019-11-26 02:50:39,384 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-26 02:50:39,385 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2019-11-26 02:50:39,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-26 02:50:39,408 INFO L225 Difference]: With dead ends: 348 [2019-11-26 02:50:39,409 INFO L226 Difference]: Without dead ends: 158 [2019-11-26 02:50:39,413 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 [2019-11-26 02:50:39,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2019-11-26 02:50:39,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 158. [2019-11-26 02:50:39,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2019-11-26 02:50:39,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 217 transitions. [2019-11-26 02:50:39,490 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 217 transitions. Word has length 13 [2019-11-26 02:50:39,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-26 02:50:39,490 INFO L462 AbstractCegarLoop]: Abstraction has 158 states and 217 transitions. [2019-11-26 02:50:39,491 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-26 02:50:39,491 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 217 transitions. [2019-11-26 02:50:39,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-26 02:50:39,494 INFO L402 BasicCegarLoop]: Found error trace [2019-11-26 02:50:39,494 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] [2019-11-26 02:50:39,698 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-11-26 02:50:39,698 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-26 02:50:39,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:50:39,699 INFO L82 PathProgramCache]: Analyzing trace with hash 1155007385, now seen corresponding path program 1 times [2019-11-26 02:50:39,700 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-11-26 02:50:39,700 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleCvc4 [888975061] [2019-11-26 02:50:39,700 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f233f957-bde7-4601-9900-b2da168fe2f3/bin/utaipan/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 [2019-11-26 02:50:39,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:50:39,981 INFO L255 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-26 02:50:39,983 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-26 02:50:39,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:50:39,994 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-26 02:50:39,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:50:39,998 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [888975061] [2019-11-26 02:50:39,999 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-26 02:50:39,999 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2019-11-26 02:50:39,999 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [876395468] [2019-11-26 02:50:40,002 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-26 02:50:40,002 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-11-26 02:50:40,003 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-26 02:50:40,003 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-26 02:50:40,003 INFO L87 Difference]: Start difference. First operand 158 states and 217 transitions. Second operand 3 states. [2019-11-26 02:50:40,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-26 02:50:40,103 INFO L93 Difference]: Finished difference Result 371 states and 514 transitions. [2019-11-26 02:50:40,106 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-26 02:50:40,106 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 23 [2019-11-26 02:50:40,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-26 02:50:40,108 INFO L225 Difference]: With dead ends: 371 [2019-11-26 02:50:40,108 INFO L226 Difference]: Without dead ends: 216 [2019-11-26 02:50:40,110 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 [2019-11-26 02:50:40,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2019-11-26 02:50:40,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 215. [2019-11-26 02:50:40,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 215 states. [2019-11-26 02:50:40,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 298 transitions. [2019-11-26 02:50:40,154 INFO L78 Accepts]: Start accepts. Automaton has 215 states and 298 transitions. Word has length 23 [2019-11-26 02:50:40,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-26 02:50:40,155 INFO L462 AbstractCegarLoop]: Abstraction has 215 states and 298 transitions. [2019-11-26 02:50:40,155 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-26 02:50:40,155 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 298 transitions. [2019-11-26 02:50:40,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-11-26 02:50:40,158 INFO L402 BasicCegarLoop]: Found error trace [2019-11-26 02:50:40,158 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] [2019-11-26 02:50:40,372 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-11-26 02:50:40,372 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-26 02:50:40,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:50:40,373 INFO L82 PathProgramCache]: Analyzing trace with hash -1364814432, now seen corresponding path program 1 times [2019-11-26 02:50:40,374 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-11-26 02:50:40,374 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleCvc4 [539968679] [2019-11-26 02:50:40,374 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f233f957-bde7-4601-9900-b2da168fe2f3/bin/utaipan/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 [2019-11-26 02:50:40,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:50:40,703 INFO L255 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-26 02:50:40,706 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-26 02:50:40,722 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-26 02:50:40,723 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-26 02:50:40,729 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-26 02:50:40,730 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [539968679] [2019-11-26 02:50:40,730 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-26 02:50:40,730 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-11-26 02:50:40,731 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896163939] [2019-11-26 02:50:40,731 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-26 02:50:40,731 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-11-26 02:50:40,732 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-26 02:50:40,732 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-26 02:50:40,732 INFO L87 Difference]: Start difference. First operand 215 states and 298 transitions. Second operand 3 states. [2019-11-26 02:50:40,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-26 02:50:40,796 INFO L93 Difference]: Finished difference Result 636 states and 882 transitions. [2019-11-26 02:50:40,796 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-26 02:50:40,797 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 38 [2019-11-26 02:50:40,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-26 02:50:40,799 INFO L225 Difference]: With dead ends: 636 [2019-11-26 02:50:40,800 INFO L226 Difference]: Without dead ends: 424 [2019-11-26 02:50:40,801 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 [2019-11-26 02:50:40,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 424 states. [2019-11-26 02:50:40,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 424 to 343. [2019-11-26 02:50:40,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 343 states. [2019-11-26 02:50:40,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 343 states and 481 transitions. [2019-11-26 02:50:40,841 INFO L78 Accepts]: Start accepts. Automaton has 343 states and 481 transitions. Word has length 38 [2019-11-26 02:50:40,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-26 02:50:40,842 INFO L462 AbstractCegarLoop]: Abstraction has 343 states and 481 transitions. [2019-11-26 02:50:40,842 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-26 02:50:40,842 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 481 transitions. [2019-11-26 02:50:40,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-11-26 02:50:40,849 INFO L402 BasicCegarLoop]: Found error trace [2019-11-26 02:50:40,849 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] [2019-11-26 02:50:41,052 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-11-26 02:50:41,053 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-26 02:50:41,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:50:41,053 INFO L82 PathProgramCache]: Analyzing trace with hash 1984056776, now seen corresponding path program 1 times [2019-11-26 02:50:41,054 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-11-26 02:50:41,054 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleCvc4 [2114083927] [2019-11-26 02:50:41,054 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f233f957-bde7-4601-9900-b2da168fe2f3/bin/utaipan/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 [2019-11-26 02:50:41,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:50:41,331 INFO L255 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-26 02:50:41,334 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-26 02:50:41,350 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-26 02:50:41,352 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-26 02:50:41,358 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-26 02:50:41,359 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2114083927] [2019-11-26 02:50:41,360 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-26 02:50:41,360 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-11-26 02:50:41,361 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1130254243] [2019-11-26 02:50:41,361 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-26 02:50:41,361 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-11-26 02:50:41,362 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-26 02:50:41,363 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-26 02:50:41,363 INFO L87 Difference]: Start difference. First operand 343 states and 481 transitions. Second operand 3 states. [2019-11-26 02:50:41,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-26 02:50:41,434 INFO L93 Difference]: Finished difference Result 1021 states and 1433 transitions. [2019-11-26 02:50:41,435 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-26 02:50:41,435 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 39 [2019-11-26 02:50:41,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-26 02:50:41,439 INFO L225 Difference]: With dead ends: 1021 [2019-11-26 02:50:41,439 INFO L226 Difference]: Without dead ends: 681 [2019-11-26 02:50:41,440 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-26 02:50:41,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 681 states. [2019-11-26 02:50:41,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 681 to 672. [2019-11-26 02:50:41,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 672 states. [2019-11-26 02:50:41,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 672 states and 942 transitions. [2019-11-26 02:50:41,486 INFO L78 Accepts]: Start accepts. Automaton has 672 states and 942 transitions. Word has length 39 [2019-11-26 02:50:41,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-26 02:50:41,487 INFO L462 AbstractCegarLoop]: Abstraction has 672 states and 942 transitions. [2019-11-26 02:50:41,487 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-26 02:50:41,487 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 942 transitions. [2019-11-26 02:50:41,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-11-26 02:50:41,490 INFO L402 BasicCegarLoop]: Found error trace [2019-11-26 02:50:41,490 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-26 02:50:41,693 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-11-26 02:50:41,694 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-26 02:50:41,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:50:41,694 INFO L82 PathProgramCache]: Analyzing trace with hash -1431972421, now seen corresponding path program 1 times [2019-11-26 02:50:41,695 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-11-26 02:50:41,695 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleCvc4 [341411668] [2019-11-26 02:50:41,695 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f233f957-bde7-4601-9900-b2da168fe2f3/bin/utaipan/cvc4 Starting monitored process 6 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-11-26 02:50:42,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:50:42,012 INFO L255 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-26 02:50:42,015 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-26 02:50:42,029 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-26 02:50:42,030 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-26 02:50:42,036 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-26 02:50:42,036 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [341411668] [2019-11-26 02:50:42,036 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-26 02:50:42,036 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-11-26 02:50:42,037 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1409570139] [2019-11-26 02:50:42,037 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-26 02:50:42,037 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-11-26 02:50:42,038 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-26 02:50:42,038 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-26 02:50:42,038 INFO L87 Difference]: Start difference. First operand 672 states and 942 transitions. Second operand 3 states. [2019-11-26 02:50:42,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-26 02:50:42,124 INFO L93 Difference]: Finished difference Result 2009 states and 2818 transitions. [2019-11-26 02:50:42,124 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-26 02:50:42,125 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 40 [2019-11-26 02:50:42,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-26 02:50:42,132 INFO L225 Difference]: With dead ends: 2009 [2019-11-26 02:50:42,132 INFO L226 Difference]: Without dead ends: 1340 [2019-11-26 02:50:42,134 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-26 02:50:42,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1340 states. [2019-11-26 02:50:42,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1340 to 1331. [2019-11-26 02:50:42,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1331 states. [2019-11-26 02:50:42,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1331 states to 1331 states and 1860 transitions. [2019-11-26 02:50:42,200 INFO L78 Accepts]: Start accepts. Automaton has 1331 states and 1860 transitions. Word has length 40 [2019-11-26 02:50:42,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-26 02:50:42,201 INFO L462 AbstractCegarLoop]: Abstraction has 1331 states and 1860 transitions. [2019-11-26 02:50:42,201 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-26 02:50:42,201 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 1860 transitions. [2019-11-26 02:50:42,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-11-26 02:50:42,202 INFO L402 BasicCegarLoop]: Found error trace [2019-11-26 02:50:42,202 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-26 02:50:42,405 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-11-26 02:50:42,406 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-26 02:50:42,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:50:42,406 INFO L82 PathProgramCache]: Analyzing trace with hash 1668625743, now seen corresponding path program 1 times [2019-11-26 02:50:42,407 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-11-26 02:50:42,407 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleCvc4 [1582734340] [2019-11-26 02:50:42,407 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f233f957-bde7-4601-9900-b2da168fe2f3/bin/utaipan/cvc4 Starting monitored process 7 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-11-26 02:50:42,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:50:42,675 INFO L255 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 7 conjunts are in the unsatisfiable core [2019-11-26 02:50:42,678 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-26 02:50:42,734 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-26 02:50:42,735 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-26 02:50:42,839 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-26 02:50:42,840 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1582734340] [2019-11-26 02:50:42,840 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-26 02:50:42,840 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2019-11-26 02:50:42,840 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [830221752] [2019-11-26 02:50:42,841 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-26 02:50:42,841 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-11-26 02:50:42,841 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-26 02:50:42,841 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-11-26 02:50:42,841 INFO L87 Difference]: Start difference. First operand 1331 states and 1860 transitions. Second operand 8 states. [2019-11-26 02:50:43,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-26 02:50:43,269 INFO L93 Difference]: Finished difference Result 6039 states and 8446 transitions. [2019-11-26 02:50:43,270 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-26 02:50:43,271 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 40 [2019-11-26 02:50:43,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-26 02:50:43,300 INFO L225 Difference]: With dead ends: 6039 [2019-11-26 02:50:43,301 INFO L226 Difference]: Without dead ends: 4711 [2019-11-26 02:50:43,304 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-11-26 02:50:43,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4711 states. [2019-11-26 02:50:43,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4711 to 1355. [2019-11-26 02:50:43,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1355 states. [2019-11-26 02:50:43,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1355 states to 1355 states and 1884 transitions. [2019-11-26 02:50:43,536 INFO L78 Accepts]: Start accepts. Automaton has 1355 states and 1884 transitions. Word has length 40 [2019-11-26 02:50:43,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-26 02:50:43,539 INFO L462 AbstractCegarLoop]: Abstraction has 1355 states and 1884 transitions. [2019-11-26 02:50:43,539 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-26 02:50:43,539 INFO L276 IsEmpty]: Start isEmpty. Operand 1355 states and 1884 transitions. [2019-11-26 02:50:43,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-11-26 02:50:43,540 INFO L402 BasicCegarLoop]: Found error trace [2019-11-26 02:50:43,540 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-26 02:50:43,743 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-11-26 02:50:43,748 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-26 02:50:43,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:50:43,748 INFO L82 PathProgramCache]: Analyzing trace with hash 388762065, now seen corresponding path program 1 times [2019-11-26 02:50:43,749 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-11-26 02:50:43,749 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleCvc4 [415041798] [2019-11-26 02:50:43,750 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f233f957-bde7-4601-9900-b2da168fe2f3/bin/utaipan/cvc4 Starting monitored process 8 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-11-26 02:50:44,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:50:44,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:50:45,059 INFO L174 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2019-11-26 02:50:45,059 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-11-26 02:50:45,266 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-11-26 02:50:45,316 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,316 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,317 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,319 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,319 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,320 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,320 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,320 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,321 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,321 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,321 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,322 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,322 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,322 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,323 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,323 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,323 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,324 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,324 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,324 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,325 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,325 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,325 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,325 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,326 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,326 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,326 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,327 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,327 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,327 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,328 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,328 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,328 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,329 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,329 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,329 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,330 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,330 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,331 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,331 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,331 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,332 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,332 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,332 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,333 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,333 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,334 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,334 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,334 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,335 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,335 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,335 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,336 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,336 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,337 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,337 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,337 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,338 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,338 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,338 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-26 02:50:45,431 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 02:50:45 BoogieIcfgContainer [2019-11-26 02:50:45,431 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-26 02:50:45,431 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 02:50:45,431 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 02:50:45,432 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 02:50:45,432 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:50:38" (3/4) ... [2019-11-26 02:50:45,435 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-26 02:50:45,436 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 02:50:45,438 INFO L168 Benchmark]: Toolchain (without parser) took 9632.44 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 314.6 MB). Free memory was 951.0 MB in the beginning and 1.2 GB in the end (delta: -211.9 MB). Peak memory consumption was 102.6 MB. Max. memory is 11.5 GB. [2019-11-26 02:50:45,438 INFO L168 Benchmark]: CDTParser took 0.23 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. [2019-11-26 02:50:45,439 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1266.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 951.0 MB in the beginning and 1.0 GB in the end (delta: -94.2 MB). Peak memory consumption was 53.7 MB. Max. memory is 11.5 GB. [2019-11-26 02:50:45,439 INFO L168 Benchmark]: Boogie Procedure Inliner took 90.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-11-26 02:50:45,440 INFO L168 Benchmark]: Boogie Preprocessor took 71.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-11-26 02:50:45,440 INFO L168 Benchmark]: RCFGBuilder took 1564.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 929.6 MB in the end (delta: 101.8 MB). Peak memory consumption was 101.8 MB. Max. memory is 11.5 GB. [2019-11-26 02:50:45,441 INFO L168 Benchmark]: TraceAbstraction took 6625.57 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 178.3 MB). Free memory was 929.6 MB in the beginning and 1.2 GB in the end (delta: -233.4 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:50:45,441 INFO L168 Benchmark]: Witness Printer took 4.60 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:50:45,443 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 1266.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 951.0 MB in the beginning and 1.0 GB in the end (delta: -94.2 MB). Peak memory consumption was 53.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 90.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 71.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1564.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 929.6 MB in the end (delta: 101.8 MB). Peak memory consumption was 101.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 6625.57 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 178.3 MB). Free memory was 929.6 MB in the beginning and 1.2 GB in the end (delta: -233.4 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 4.60 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 3303]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of large string literal at line 2886. Possible FailurePath: [L2752] int ldv_irq_1_2 = 0; [L2753] int LDV_IN_INTERRUPT = 1; [L2754] int ldv_irq_1_3 = 0; [L2755] void *ldv_irq_data_1_1 ; [L2756] int ldv_irq_1_1 = 0; [L2757] int ldv_irq_1_0 = 0; [L2758] int probed_2 = 0; [L2759] int ldv_irq_line_1_3 ; [L2760] void *ldv_irq_data_1_0 ; [L2761] int ldv_state_variable_0 ; [L2762] int ldv_irq_line_1_0 ; [L2763] int ldv_state_variable_2 ; [L2764] void *ldv_irq_data_1_3 ; [L2765] int ref_cnt ; [L2766] int ldv_irq_line_1_1 ; [L2768] void *ldv_irq_data_1_2 ; [L2769] int ldv_state_variable_1 ; [L2770] int ldv_irq_line_1_2 ; [L2970] int ldv_retval_0 ; [L2971] int ldv_retval_1 ; [L2974] int ldv_retval_2 ; [L3342] int ldv_module_refcounter = 1; [L2767] struct platform_device *iio_interrupt_trigger_driver_group1 ; [L2867] static struct iio_trigger_ops const iio_interrupt_trigger_ops = {& __this_module, 0, 0, 0}; [L2944-L2954] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; VAL [__this_module={0:0}, iio_interrupt_trigger_driver={2147418102:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={2147483645:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, probed_2=0, ref_cnt=0] [L3123] int tmp ; [L3124] int tmp___0 ; [L3125] int tmp___1 ; VAL [__this_module={0:0}, iio_interrupt_trigger_driver={2147418102:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={2147483645:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, probed_2=0, ref_cnt=0] [L3128] ldv_state_variable_1 = 1 [L3129] ref_cnt = 0 [L3130] ldv_state_variable_0 = 1 [L3131] ldv_state_variable_2 = 0 VAL [__this_module={0:0}, iio_interrupt_trigger_driver={2147418102:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={2147483645:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, probed_2=0, ref_cnt=0] [L3133] tmp = __VERIFIER_nondet_int() [L3135] case 0: [L3141] case 1: VAL [__this_module={0:0}, iio_interrupt_trigger_driver={2147418102:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={2147483645:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, probed_2=0, ref_cnt=0] [L3142] COND TRUE ldv_state_variable_0 != 0 [L3143] tmp___0 = __VERIFIER_nondet_int() [L3145] case 0: [L3153] case 1: VAL [__this_module={0:0}, iio_interrupt_trigger_driver={2147418102:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={2147483645:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, probed_2=0, ref_cnt=0] [L3154] COND TRUE ldv_state_variable_0 == 1 [L2957] int tmp ; [L3280] ldv_func_ret_type___0 ldv_func_res ; [L3281] int tmp ; [L3410] return __VERIFIER_nondet_int(); [L3283] tmp = __platform_driver_register(ldv_func_arg1, ldv_func_arg2) [L3284] ldv_func_res = tmp [L3285] ldv_state_variable_2 = 1 [L3088] void *tmp ; [L2712] void *p ; [L2713] void *tmp ; [L2715] tmp = calloc(1UL, size) [L2716] p = tmp [L2718] return (p); VAL [__this_module={0:0}, iio_interrupt_trigger_driver={2147418102:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={2147483645:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3090] tmp = ldv_init_zalloc(1472UL) [L3091] iio_interrupt_trigger_driver_group1 = (struct platform_device *)tmp VAL [__this_module={0:0}, iio_interrupt_trigger_driver={2147418102:0}, iio_interrupt_trigger_driver_group1={3:0}, iio_interrupt_trigger_ops={2147483645:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3287] return (ldv_func_res); VAL [__this_module={0:0}, iio_interrupt_trigger_driver={2147418102:0}, iio_interrupt_trigger_driver_group1={3:0}, iio_interrupt_trigger_ops={2147483645:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2959] tmp = ldv___platform_driver_register_10(& iio_interrupt_trigger_driver, & __this_module) [L2960] return (tmp); VAL [__this_module={0:0}, iio_interrupt_trigger_driver={2147418102:0}, iio_interrupt_trigger_driver_group1={3:0}, iio_interrupt_trigger_ops={2147483645:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3155] ldv_retval_0 = iio_interrupt_trigger_driver_init() [L3156] COND TRUE ldv_retval_0 == 0 [L3157] ldv_state_variable_0 = 3 VAL [__this_module={0:0}, iio_interrupt_trigger_driver={2147418102:0}, iio_interrupt_trigger_driver_group1={3:0}, iio_interrupt_trigger_ops={2147483645:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3160] COND FALSE !(ldv_retval_0 != 0) VAL [__this_module={0:0}, iio_interrupt_trigger_driver={2147418102:0}, iio_interrupt_trigger_driver_group1={3:0}, iio_interrupt_trigger_ops={2147483645:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3133] tmp = __VERIFIER_nondet_int() [L3135] case 0: [L3141] case 1: [L3175] case 2: VAL [__this_module={0:0}, iio_interrupt_trigger_driver={2147418102:0}, iio_interrupt_trigger_driver_group1={3:0}, iio_interrupt_trigger_ops={2147483645:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3176] COND TRUE ldv_state_variable_2 != 0 [L3177] tmp___1 = __VERIFIER_nondet_int() [L3179] case 0: VAL [__this_module={0:0}, iio_interrupt_trigger_driver={2147418102:0}, iio_interrupt_trigger_driver_group1={3:0}, iio_interrupt_trigger_ops={2147483645:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3180] COND TRUE ldv_state_variable_2 == 1 [L2870] struct iio_interrupt_trigger_info *trig_info ; [L2871] struct iio_trigger *trig ; [L2872] unsigned long irqflags ; [L2873] struct resource *irq_res ; [L2874] int irq ; [L2875] int ret ; [L2876] void *tmp ; [L2878] ret = 0 [L2678] void *p ; [L2679] void *tmp ; [L2680] int tmp___0 ; [L2682] tmp___0 = __VERIFIER_nondet_int() [L2683] COND FALSE !(tmp___0 != 0) [L2686] tmp = malloc(size) [L2687] p = tmp [L2689] return (p); VAL [__this_module={0:0}, iio_interrupt_trigger_driver={2147418102:0}, iio_interrupt_trigger_driver_group1={3:0}, iio_interrupt_trigger_ops={2147483645:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3438] return ldv_malloc(sizeof(struct resource)); [L2879] irq_res = platform_get_resource(pdev, 1024U, 0U) [L2880] COND FALSE !((unsigned long )irq_res == (unsigned long )((struct resource *)0)) [L2884] EXPR irq_res->flags [L2884] irqflags = (irq_res->flags & 15UL) | 128UL [L2885] EXPR irq_res->start [L2885] irq = (int )irq_res->start [L2886] trig = iio_trigger_alloc("irqtrig%d", irq) VAL [__this_module={0:0}, iio_interrupt_trigger_driver={2147418102:0}, iio_interrupt_trigger_driver_group1={3:0}, iio_interrupt_trigger_ops={2147483645:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2887] COND FALSE !((unsigned long )trig == (unsigned long )((struct iio_trigger *)0)) [L2665] void *tmp ; [L2656] void *tmp___2 ; [L2678] void *p ; [L2679] void *tmp ; [L2680] int tmp___0 ; [L2682] tmp___0 = __VERIFIER_nondet_int() [L2683] COND TRUE tmp___0 != 0 [L2684] return ((void *)0); VAL [__this_module={0:0}, iio_interrupt_trigger_driver={2147418102:0}, iio_interrupt_trigger_driver_group1={3:0}, iio_interrupt_trigger_ops={2147483645:0}, 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={2147418102:0}, iio_interrupt_trigger_driver_group1={3:0}, iio_interrupt_trigger_ops={2147483645:0}, 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={2147418102:0}, iio_interrupt_trigger_driver_group1={3:0}, iio_interrupt_trigger_ops={2147483645:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2892] tmp = kzalloc(4UL, 208U) [L2893] trig_info = (struct iio_interrupt_trigger_info *)tmp VAL [__this_module={0:0}, iio_interrupt_trigger_driver={2147418102:0}, iio_interrupt_trigger_driver_group1={3:0}, iio_interrupt_trigger_ops={2147483645:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2894] COND TRUE (unsigned long )trig_info == (unsigned long )((struct iio_interrupt_trigger_info *)0) [L2895] ret = -12 VAL [__this_module={0:0}, iio_interrupt_trigger_driver={2147418102:0}, iio_interrupt_trigger_driver_group1={3:0}, iio_interrupt_trigger_ops={2147483645:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2836] EXPR trig->ops [L2836] (trig->ops)->owner [L3373] COND TRUE (unsigned long )module != (unsigned long )((struct module *)0) VAL [__this_module={0:0}, iio_interrupt_trigger_driver={2147418102:0}, iio_interrupt_trigger_driver_group1={3:0}, iio_interrupt_trigger_ops={2147483645:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3374] COND TRUE ldv_module_refcounter <= 1 VAL [__this_module={0:0}, iio_interrupt_trigger_driver={2147418102:0}, iio_interrupt_trigger_driver_group1={3:0}, iio_interrupt_trigger_ops={2147483645:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3303] __VERIFIER_error() VAL [__this_module={0:0}, iio_interrupt_trigger_driver={2147418102:0}, iio_interrupt_trigger_driver_group1={3:0}, iio_interrupt_trigger_ops={2147483645:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 178 locations, 4 error locations. Result: UNSAFE, OverallTime: 6.5s, OverallIterations: 7, TraceHistogramMax: 2, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1456 SDtfs, 2017 SDslu, 3086 SDs, 0 SdLazy, 87 SolverSat, 26 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 377 GetRequests, 364 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1355occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 6 MinimizatonAttempts, 3456 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 233 NumberOfCodeBlocks, 233 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 374 ConstructedInterpolants, 0 QuantifiedInterpolants, 30922 SizeOfPredicates, 7 NumberOfNonLiveVariables, 1474 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 24/24 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...