./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-zoran-zr36067.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5b36d44f Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-zoran-zr36067.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2b7a5875d385840e57e8d5166aa0db8d9e7a752b208c7dd9363a741b8fdb0707 --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-5b36d44 [2021-11-07 18:59:17,704 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 18:59:17,706 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 18:59:17,737 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 18:59:17,742 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 18:59:17,743 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 18:59:17,759 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 18:59:17,761 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 18:59:17,762 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 18:59:17,763 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 18:59:17,764 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 18:59:17,765 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 18:59:17,765 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 18:59:17,766 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 18:59:17,767 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 18:59:17,768 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 18:59:17,769 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 18:59:17,770 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 18:59:17,771 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 18:59:17,772 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 18:59:17,773 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 18:59:17,774 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 18:59:17,775 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 18:59:17,776 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 18:59:17,778 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 18:59:17,778 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 18:59:17,778 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 18:59:17,779 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 18:59:17,779 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 18:59:17,780 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 18:59:17,780 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 18:59:17,781 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 18:59:17,782 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 18:59:17,782 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 18:59:17,783 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 18:59:17,783 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 18:59:17,784 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 18:59:17,784 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 18:59:17,785 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 18:59:17,785 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 18:59:17,786 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 18:59:17,787 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-07 18:59:17,804 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 18:59:17,805 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 18:59:17,805 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-07 18:59:17,805 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-07 18:59:17,806 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 18:59:17,806 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 18:59:17,807 INFO L138 SettingsManager]: * Use SBE=true [2021-11-07 18:59:17,807 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 18:59:17,807 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 18:59:17,807 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 18:59:17,808 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 18:59:17,808 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 18:59:17,808 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 18:59:17,808 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 18:59:17,809 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 18:59:17,809 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 18:59:17,809 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 18:59:17,809 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 18:59:17,809 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 18:59:17,810 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 18:59:17,810 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 18:59:17,810 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 18:59:17,810 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 18:59:17,811 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-07 18:59:17,811 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 18:59:17,811 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-07 18:59:17,811 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-07 18:59:17,811 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 18:59:17,812 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 18:59:17,812 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b7a5875d385840e57e8d5166aa0db8d9e7a752b208c7dd9363a741b8fdb0707 [2021-11-07 18:59:18,026 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 18:59:18,055 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 18:59:18,057 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 18:59:18,058 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 18:59:18,061 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 18:59:18,062 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-zoran-zr36067.cil.i [2021-11-07 18:59:18,123 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e3689219/cfb2db0fe40a4a46a15c1e4ad5c0f4d8/FLAG71bd0e410 [2021-11-07 18:59:19,092 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 18:59:19,093 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-zoran-zr36067.cil.i [2021-11-07 18:59:19,173 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e3689219/cfb2db0fe40a4a46a15c1e4ad5c0f4d8/FLAG71bd0e410 [2021-11-07 18:59:19,607 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e3689219/cfb2db0fe40a4a46a15c1e4ad5c0f4d8 [2021-11-07 18:59:19,609 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 18:59:19,611 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 18:59:19,612 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 18:59:19,612 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 18:59:19,615 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 18:59:19,616 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:59:19" (1/1) ... [2021-11-07 18:59:19,616 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4174cd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:59:19, skipping insertion in model container [2021-11-07 18:59:19,617 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:59:19" (1/1) ... [2021-11-07 18:59:19,622 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 18:59:19,831 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 18:59:26,113 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-zoran-zr36067.cil.i[789478,789491] [2021-11-07 18:59:26,119 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-zoran-zr36067.cil.i[789644,789657] [2021-11-07 18:59:26,120 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-zoran-zr36067.cil.i[789808,789821] [2021-11-07 18:59:26,121 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-zoran-zr36067.cil.i[789973,789986] [2021-11-07 18:59:26,145 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 18:59:26,245 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 18:59:27,614 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-zoran-zr36067.cil.i[789478,789491] [2021-11-07 18:59:27,615 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-zoran-zr36067.cil.i[789644,789657] [2021-11-07 18:59:27,615 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-zoran-zr36067.cil.i[789808,789821] [2021-11-07 18:59:27,616 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-zoran-zr36067.cil.i[789973,789986] [2021-11-07 18:59:27,619 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 18:59:27,909 INFO L208 MainTranslator]: Completed translation [2021-11-07 18:59:27,910 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:59:27 WrapperNode [2021-11-07 18:59:27,910 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 18:59:27,911 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 18:59:27,911 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 18:59:27,911 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 18:59:27,917 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:59:27" (1/1) ... [2021-11-07 18:59:28,349 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:59:27" (1/1) ...