./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--gma500--gma500_gfx.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27e61a-539d-4aab-b4f6-7cd44bf2418a/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27e61a-539d-4aab-b4f6-7cd44bf2418a/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27e61a-539d-4aab-b4f6-7cd44bf2418a/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27e61a-539d-4aab-b4f6-7cd44bf2418a/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--gma500--gma500_gfx.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27e61a-539d-4aab-b4f6-7cd44bf2418a/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27e61a-539d-4aab-b4f6-7cd44bf2418a/bin/utaipan-EQgc7hIp5V --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 820791ca4a5b729ea09241fd853f4951361d9ebf5c7978962554702f0e055b46 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 02:16:59,786 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 02:16:59,789 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 02:16:59,832 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 02:16:59,832 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 02:16:59,834 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 02:16:59,836 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 02:16:59,838 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 02:16:59,840 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 02:16:59,841 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 02:16:59,843 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 02:16:59,844 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 02:16:59,845 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 02:16:59,846 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 02:16:59,848 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 02:16:59,849 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 02:16:59,851 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 02:16:59,852 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 02:16:59,854 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 02:16:59,857 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 02:16:59,859 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 02:16:59,861 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 02:16:59,862 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 02:16:59,864 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 02:16:59,868 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 02:16:59,868 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 02:16:59,869 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 02:16:59,870 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 02:16:59,871 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 02:16:59,872 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 02:16:59,872 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 02:16:59,873 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 02:16:59,875 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 02:16:59,876 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 02:16:59,877 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 02:16:59,877 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 02:16:59,878 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 02:16:59,879 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 02:16:59,879 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 02:16:59,880 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 02:16:59,881 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 02:16:59,886 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27e61a-539d-4aab-b4f6-7cd44bf2418a/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-23 02:16:59,935 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 02:16:59,935 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 02:16:59,935 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 02:16:59,936 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 02:16:59,936 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 02:16:59,936 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 02:16:59,937 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 02:16:59,943 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 02:16:59,944 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 02:16:59,944 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 02:16:59,945 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 02:16:59,945 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 02:16:59,945 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 02:16:59,946 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 02:16:59,946 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 02:16:59,946 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 02:16:59,947 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 02:16:59,947 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 02:16:59,948 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 02:16:59,948 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 02:16:59,948 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 02:16:59,948 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 02:16:59,949 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 02:16:59,949 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 02:16:59,950 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 02:16:59,950 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 02:16:59,951 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 02:16:59,952 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 02:16:59,952 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 02:16:59,952 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:16:59,953 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 02:16:59,953 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 02:16:59,953 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 02:16:59,953 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 02:16:59,954 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 02:16:59,954 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 02:16:59,954 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 02:16:59,954 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 02:16:59,955 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_worker_vcloud-master_on_vcloud-master/run_dir_1c27e61a-539d-4aab-b4f6-7cd44bf2418a/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27e61a-539d-4aab-b4f6-7cd44bf2418a/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 820791ca4a5b729ea09241fd853f4951361d9ebf5c7978962554702f0e055b46 [2021-11-23 02:17:00,208 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 02:17:00,231 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 02:17:00,234 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 02:17:00,235 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 02:17:00,236 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 02:17:00,238 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27e61a-539d-4aab-b4f6-7cd44bf2418a/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--gma500--gma500_gfx.ko-entry_point.cil.out.i [2021-11-23 02:17:00,352 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27e61a-539d-4aab-b4f6-7cd44bf2418a/bin/utaipan-EQgc7hIp5V/data/e83d70875/a0b9996e87fb490c9f0834f652a92003/FLAG1bc698fad [2021-11-23 02:17:01,855 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 02:17:01,855 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27e61a-539d-4aab-b4f6-7cd44bf2418a/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--gma500--gma500_gfx.ko-entry_point.cil.out.i [2021-11-23 02:17:01,989 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27e61a-539d-4aab-b4f6-7cd44bf2418a/bin/utaipan-EQgc7hIp5V/data/e83d70875/a0b9996e87fb490c9f0834f652a92003/FLAG1bc698fad [2021-11-23 02:17:02,200 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27e61a-539d-4aab-b4f6-7cd44bf2418a/bin/utaipan-EQgc7hIp5V/data/e83d70875/a0b9996e87fb490c9f0834f652a92003 [2021-11-23 02:17:02,202 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 02:17:02,204 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 02:17:02,208 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 02:17:02,208 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 02:17:02,212 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 02:17:02,213 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:17:02" (1/1) ... [2021-11-23 02:17:02,216 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@745f1252 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:17:02, skipping insertion in model container [2021-11-23 02:17:02,217 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:17:02" (1/1) ... [2021-11-23 02:17:02,225 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 02:17:02,580 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 02:17:22,831 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27e61a-539d-4aab-b4f6-7cd44bf2418a/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--gma500--gma500_gfx.ko-entry_point.cil.out.i[1174485,1174498] [2021-11-23 02:17:22,991 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:17:23,051 ERROR L326 MainTranslator]: Incorrect Syntax: Empty initializers are not allowed by the C standard. [2021-11-23 02:17:23,052 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3a4c7dc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:17:23, skipping insertion in model container [2021-11-23 02:17:23,053 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 02:17:23,053 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 02:17:23,056 INFO L158 Benchmark]: Toolchain (without parser) took 20850.40ms. Allocated memory was 121.6MB in the beginning and 251.7MB in the end (delta: 130.0MB). Free memory was 67.9MB in the beginning and 132.5MB in the end (delta: -64.6MB). Peak memory consumption was 150.7MB. Max. memory is 16.1GB. [2021-11-23 02:17:23,056 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 98.6MB. Free memory is still 53.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 02:17:23,059 INFO L158 Benchmark]: CACSL2BoogieTranslator took 20845.40ms. Allocated memory was 121.6MB in the beginning and 251.7MB in the end (delta: 130.0MB). Free memory was 67.9MB in the beginning and 132.5MB in the end (delta: -64.6MB). Peak memory consumption was 150.7MB. Max. memory is 16.1GB. [2021-11-23 02:17:23,061 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 98.6MB. Free memory is still 53.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 20845.40ms. Allocated memory was 121.6MB in the beginning and 251.7MB in the end (delta: 130.0MB). Free memory was 67.9MB in the beginning and 132.5MB in the end (delta: -64.6MB). Peak memory consumption was 150.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 14590]: Incorrect Syntax Empty initializers are not allowed by the C standard. RESULT: Ultimate could not prove your program: Incorrect Syntax Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27e61a-539d-4aab-b4f6-7cd44bf2418a/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27e61a-539d-4aab-b4f6-7cd44bf2418a/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27e61a-539d-4aab-b4f6-7cd44bf2418a/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27e61a-539d-4aab-b4f6-7cd44bf2418a/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--gma500--gma500_gfx.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27e61a-539d-4aab-b4f6-7cd44bf2418a/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27e61a-539d-4aab-b4f6-7cd44bf2418a/bin/utaipan-EQgc7hIp5V --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 820791ca4a5b729ea09241fd853f4951361d9ebf5c7978962554702f0e055b46 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 02:17:25,399 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 02:17:25,403 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 02:17:25,460 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 02:17:25,460 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 02:17:25,465 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 02:17:25,467 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 02:17:25,472 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 02:17:25,475 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 02:17:25,476 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 02:17:25,478 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 02:17:25,479 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 02:17:25,480 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 02:17:25,481 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 02:17:25,483 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 02:17:25,485 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 02:17:25,486 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 02:17:25,487 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 02:17:25,490 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 02:17:25,492 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 02:17:25,494 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 02:17:25,497 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 02:17:25,499 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 02:17:25,500 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 02:17:25,504 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 02:17:25,505 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 02:17:25,505 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 02:17:25,506 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 02:17:25,507 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 02:17:25,508 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 02:17:25,509 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 02:17:25,510 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 02:17:25,511 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 02:17:25,512 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 02:17:25,513 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 02:17:25,514 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 02:17:25,515 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 02:17:25,515 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 02:17:25,516 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 02:17:25,517 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 02:17:25,518 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 02:17:25,520 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27e61a-539d-4aab-b4f6-7cd44bf2418a/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-23 02:17:25,547 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 02:17:25,547 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 02:17:25,548 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 02:17:25,548 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 02:17:25,549 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 02:17:25,551 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 02:17:25,552 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 02:17:25,552 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 02:17:25,552 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 02:17:25,553 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 02:17:25,556 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 02:17:25,557 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 02:17:25,558 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 02:17:25,558 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 02:17:25,558 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 02:17:25,558 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 02:17:25,559 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 02:17:25,559 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 02:17:25,560 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 02:17:25,560 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 02:17:25,560 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 02:17:25,560 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 02:17:25,561 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 02:17:25,561 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 02:17:25,562 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 02:17:25,562 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 02:17:25,562 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:17:25,562 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 02:17:25,563 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 02:17:25,563 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 02:17:25,563 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 02:17:25,563 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 02:17:25,563 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 02:17:25,564 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 02:17:25,564 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 02:17:25,564 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_worker_vcloud-master_on_vcloud-master/run_dir_1c27e61a-539d-4aab-b4f6-7cd44bf2418a/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27e61a-539d-4aab-b4f6-7cd44bf2418a/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 820791ca4a5b729ea09241fd853f4951361d9ebf5c7978962554702f0e055b46 [2021-11-23 02:17:26,036 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 02:17:26,057 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 02:17:26,059 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 02:17:26,061 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 02:17:26,062 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 02:17:26,063 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27e61a-539d-4aab-b4f6-7cd44bf2418a/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--gma500--gma500_gfx.ko-entry_point.cil.out.i [2021-11-23 02:17:26,132 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27e61a-539d-4aab-b4f6-7cd44bf2418a/bin/utaipan-EQgc7hIp5V/data/02b37933a/e98ccc43b2084f14aeef3117b37dbf5a/FLAGf3c1d3a9b [2021-11-23 02:17:27,787 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 02:17:27,788 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27e61a-539d-4aab-b4f6-7cd44bf2418a/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--gma500--gma500_gfx.ko-entry_point.cil.out.i [2021-11-23 02:17:27,913 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27e61a-539d-4aab-b4f6-7cd44bf2418a/bin/utaipan-EQgc7hIp5V/data/02b37933a/e98ccc43b2084f14aeef3117b37dbf5a/FLAGf3c1d3a9b [2021-11-23 02:17:28,032 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27e61a-539d-4aab-b4f6-7cd44bf2418a/bin/utaipan-EQgc7hIp5V/data/02b37933a/e98ccc43b2084f14aeef3117b37dbf5a [2021-11-23 02:17:28,036 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 02:17:28,039 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 02:17:28,041 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 02:17:28,041 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 02:17:28,045 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 02:17:28,046 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:17:28" (1/1) ... [2021-11-23 02:17:28,047 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c8f77de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:17:28, skipping insertion in model container [2021-11-23 02:17:28,047 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:17:28" (1/1) ... [2021-11-23 02:17:28,056 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 02:17:28,489 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 02:17:49,746 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27e61a-539d-4aab-b4f6-7cd44bf2418a/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--gma500--gma500_gfx.ko-entry_point.cil.out.i[1174485,1174498] [2021-11-23 02:17:49,945 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:17:49,965 ERROR L326 MainTranslator]: Incorrect Syntax: Empty initializers are not allowed by the C standard. [2021-11-23 02:17:49,966 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@67acc295 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:17:49, skipping insertion in model container [2021-11-23 02:17:49,966 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 02:17:49,967 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 02:17:49,969 INFO L158 Benchmark]: Toolchain (without parser) took 21929.16ms. Allocated memory was 121.6MB in the beginning and 281.0MB in the end (delta: 159.4MB). Free memory was 74.4MB in the beginning and 104.1MB in the end (delta: -29.8MB). Peak memory consumption was 157.3MB. Max. memory is 16.1GB. [2021-11-23 02:17:49,970 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 67.1MB. Free memory was 47.5MB in the beginning and 47.4MB in the end (delta: 48.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 02:17:49,972 INFO L158 Benchmark]: CACSL2BoogieTranslator took 21925.92ms. Allocated memory was 121.6MB in the beginning and 281.0MB in the end (delta: 159.4MB). Free memory was 74.0MB in the beginning and 104.1MB in the end (delta: -30.2MB). Peak memory consumption was 157.3MB. Max. memory is 16.1GB. [2021-11-23 02:17:49,975 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 67.1MB. Free memory was 47.5MB in the beginning and 47.4MB in the end (delta: 48.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 21925.92ms. Allocated memory was 121.6MB in the beginning and 281.0MB in the end (delta: 159.4MB). Free memory was 74.0MB in the beginning and 104.1MB in the end (delta: -30.2MB). Peak memory consumption was 157.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 14590]: Incorrect Syntax Empty initializers are not allowed by the C standard. RESULT: Ultimate could not prove your program: Incorrect Syntax Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN