./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--gpu--drm--drm.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_fe37635d-85a1-4cc8-97ca-fb04a66d2f08/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_fe37635d-85a1-4cc8-97ca-fb04a66d2f08/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_fe37635d-85a1-4cc8-97ca-fb04a66d2f08/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_fe37635d-85a1-4cc8-97ca-fb04a66d2f08/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--drm.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_fe37635d-85a1-4cc8-97ca-fb04a66d2f08/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_fe37635d-85a1-4cc8-97ca-fb04a66d2f08/bin/uautomizer --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 e2f6f3c42706076f5684647ff17a173806676fa1 .............................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_fe37635d-85a1-4cc8-97ca-fb04a66d2f08/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_fe37635d-85a1-4cc8-97ca-fb04a66d2f08/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_fe37635d-85a1-4cc8-97ca-fb04a66d2f08/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_fe37635d-85a1-4cc8-97ca-fb04a66d2f08/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--drm.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_fe37635d-85a1-4cc8-97ca-fb04a66d2f08/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_fe37635d-85a1-4cc8-97ca-fb04a66d2f08/bin/uautomizer --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 e2f6f3c42706076f5684647ff17a173806676fa1 ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:03:32,961 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:03:32,964 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:03:33,028 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:03:33,028 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:03:33,030 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:03:33,032 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:03:33,035 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:03:33,037 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:03:33,038 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:03:33,040 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:03:33,042 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:03:33,042 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:03:33,044 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:03:33,045 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:03:33,047 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:03:33,048 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:03:33,050 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:03:33,052 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:03:33,055 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:03:33,057 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:03:33,064 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:03:33,068 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:03:33,070 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:03:33,076 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:03:33,080 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:03:33,080 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:03:33,081 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:03:33,082 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:03:33,084 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:03:33,084 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:03:33,085 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:03:33,086 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:03:33,087 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:03:33,089 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:03:33,089 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:03:33,090 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:03:33,091 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:03:33,091 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:03:33,093 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:03:33,094 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:03:33,095 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_fe37635d-85a1-4cc8-97ca-fb04a66d2f08/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-11-28 03:03:33,118 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:03:33,119 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:03:33,120 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:03:33,120 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:03:33,121 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:03:33,121 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:03:33,121 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:03:33,122 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:03:33,122 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:03:33,122 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:03:33,122 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:03:33,122 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:03:33,123 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:03:33,123 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:03:33,123 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:03:33,123 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:03:33,124 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:03:33,124 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:03:33,124 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:03:33,124 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:03:33,125 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:03:33,125 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:03:33,125 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:03:33,125 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:03:33,126 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:03:33,126 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:03:33,126 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:03:33,126 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_fe37635d-85a1-4cc8-97ca-fb04a66d2f08/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_fe37635d-85a1-4cc8-97ca-fb04a66d2f08/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e2f6f3c42706076f5684647ff17a173806676fa1 [2020-11-28 03:03:33,453 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:03:33,488 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:03:33,491 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:03:33,494 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:03:33,495 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:03:33,496 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_fe37635d-85a1-4cc8-97ca-fb04a66d2f08/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--drm.ko-entry_point.cil.out.i [2020-11-28 03:03:33,580 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fe37635d-85a1-4cc8-97ca-fb04a66d2f08/bin/uautomizer/data/d2c71cf18/5b8588fecdb54982b748a8587d47d968/FLAG6f513f5f8 [2020-11-28 03:03:35,403 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:03:35,404 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_fe37635d-85a1-4cc8-97ca-fb04a66d2f08/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--drm.ko-entry_point.cil.out.i [2020-11-28 03:03:35,579 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fe37635d-85a1-4cc8-97ca-fb04a66d2f08/bin/uautomizer/data/d2c71cf18/5b8588fecdb54982b748a8587d47d968/FLAG6f513f5f8 [2020-11-28 03:03:35,986 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_fe37635d-85a1-4cc8-97ca-fb04a66d2f08/bin/uautomizer/data/d2c71cf18/5b8588fecdb54982b748a8587d47d968 [2020-11-28 03:03:35,988 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:03:35,990 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:03:36,013 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:03:36,014 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:03:36,017 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:03:36,018 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:03:35" (1/1) ... [2020-11-28 03:03:36,020 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c6d7f5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:03:36, skipping insertion in model container [2020-11-28 03:03:36,020 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:03:35" (1/1) ... [2020-11-28 03:03:36,028 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:03:36,829 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:03:38,609 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: drm_ut_debug_printk [2020-11-28 03:03:38,610 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@65374f3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:03:38, skipping insertion in model container [2020-11-28 03:03:38,610 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:03:38,611 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 03:03:38,613 INFO L168 Benchmark]: Toolchain (without parser) took 2621.76 ms. Allocated memory was 107.0 MB in the beginning and 159.4 MB in the end (delta: 52.4 MB). Free memory was 41.8 MB in the beginning and 78.2 MB in the end (delta: -36.4 MB). Peak memory consumption was 62.2 MB. Max. memory is 16.1 GB. [2020-11-28 03:03:38,614 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 79.7 MB. Free memory was 53.4 MB in the beginning and 53.3 MB in the end (delta: 28.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:03:38,615 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2597.33 ms. Allocated memory was 107.0 MB in the beginning and 159.4 MB in the end (delta: 52.4 MB). Free memory was 54.2 MB in the beginning and 78.2 MB in the end (delta: -24.0 MB). Peak memory consumption was 72.8 MB. Max. memory is 16.1 GB. [2020-11-28 03:03:38,617 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 79.7 MB. Free memory was 53.4 MB in the beginning and 53.3 MB in the end (delta: 28.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2597.33 ms. Allocated memory was 107.0 MB in the beginning and 159.4 MB in the end (delta: 52.4 MB). Free memory was 54.2 MB in the beginning and 78.2 MB in the end (delta: -24.0 MB). Peak memory consumption was 72.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7065]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: drm_ut_debug_printk RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:03:40,775 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:03:40,777 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:03:40,809 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:03:40,810 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:03:40,811 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:03:40,813 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:03:40,816 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:03:40,818 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:03:40,819 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:03:40,821 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:03:40,822 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:03:40,823 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:03:40,824 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:03:40,825 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:03:40,827 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:03:40,828 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:03:40,829 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:03:40,831 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:03:40,834 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:03:40,836 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:03:40,838 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:03:40,840 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:03:40,841 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:03:40,845 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:03:40,845 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:03:40,846 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:03:40,858 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:03:40,859 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:03:40,860 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:03:40,860 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:03:40,861 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:03:40,862 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:03:40,863 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:03:40,864 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:03:40,865 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:03:40,866 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:03:40,866 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:03:40,866 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:03:40,868 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:03:40,868 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:03:40,876 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_fe37635d-85a1-4cc8-97ca-fb04a66d2f08/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-11-28 03:03:40,912 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:03:40,913 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:03:40,915 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:03:40,915 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:03:40,916 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:03:40,916 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:03:40,916 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:03:40,916 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:03:40,917 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:03:40,917 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:03:40,917 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 03:03:40,917 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 03:03:40,918 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:03:40,918 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:03:40,918 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:03:40,918 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:03:40,919 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:03:40,919 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:03:40,919 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:03:40,919 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:03:40,919 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:03:40,920 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:03:40,920 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:03:40,920 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-28 03:03:40,920 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 03:03:40,921 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:03:40,921 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:03:40,921 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:03:40,921 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-28 03:03:40,921 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_fe37635d-85a1-4cc8-97ca-fb04a66d2f08/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_fe37635d-85a1-4cc8-97ca-fb04a66d2f08/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e2f6f3c42706076f5684647ff17a173806676fa1 [2020-11-28 03:03:41,323 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:03:41,359 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:03:41,365 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:03:41,366 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:03:41,367 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:03:41,369 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_fe37635d-85a1-4cc8-97ca-fb04a66d2f08/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--drm.ko-entry_point.cil.out.i [2020-11-28 03:03:41,456 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fe37635d-85a1-4cc8-97ca-fb04a66d2f08/bin/uautomizer/data/05f5b5932/be69848dcaeb484b9880a4c18723d92b/FLAG06842b87a [2020-11-28 03:03:43,259 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:03:43,261 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_fe37635d-85a1-4cc8-97ca-fb04a66d2f08/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--drm.ko-entry_point.cil.out.i [2020-11-28 03:03:43,422 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fe37635d-85a1-4cc8-97ca-fb04a66d2f08/bin/uautomizer/data/05f5b5932/be69848dcaeb484b9880a4c18723d92b/FLAG06842b87a [2020-11-28 03:03:43,832 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_fe37635d-85a1-4cc8-97ca-fb04a66d2f08/bin/uautomizer/data/05f5b5932/be69848dcaeb484b9880a4c18723d92b [2020-11-28 03:03:43,834 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:03:43,836 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:03:43,837 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:03:43,837 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:03:43,841 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:03:43,842 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:03:43" (1/1) ... [2020-11-28 03:03:43,844 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@426584c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:03:43, skipping insertion in model container [2020-11-28 03:03:43,844 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:03:43" (1/1) ... [2020-11-28 03:03:43,852 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:03:44,432 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:03:46,261 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: drm_ut_debug_printk [2020-11-28 03:03:46,262 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@456a8aa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:03:46, skipping insertion in model container [2020-11-28 03:03:46,262 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:03:46,263 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 03:03:46,265 INFO L168 Benchmark]: Toolchain (without parser) took 2428.36 ms. Allocated memory was 157.3 MB in the beginning and 203.4 MB in the end (delta: 46.1 MB). Free memory was 86.5 MB in the beginning and 106.6 MB in the end (delta: -20.1 MB). Peak memory consumption was 50.0 MB. Max. memory is 16.1 GB. [2020-11-28 03:03:46,266 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 54.5 MB. Free memory was 35.6 MB in the beginning and 35.6 MB in the end (delta: 34.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:03:46,268 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2425.87 ms. Allocated memory was 157.3 MB in the beginning and 203.4 MB in the end (delta: 46.1 MB). Free memory was 86.5 MB in the beginning and 106.6 MB in the end (delta: -20.1 MB). Peak memory consumption was 50.0 MB. Max. memory is 16.1 GB. [2020-11-28 03:03:46,270 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 54.5 MB. Free memory was 35.6 MB in the beginning and 35.6 MB in the end (delta: 34.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2425.87 ms. Allocated memory was 157.3 MB in the beginning and 203.4 MB in the end (delta: 46.1 MB). Free memory was 86.5 MB in the beginning and 106.6 MB in the end (delta: -20.1 MB). Peak memory consumption was 50.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7065]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: drm_ut_debug_printk RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...