./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 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7a65fdc-133e-407d-bf58-f1e0f3e7c961/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7a65fdc-133e-407d-bf58-f1e0f3e7c961/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7a65fdc-133e-407d-bf58-f1e0f3e7c961/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7a65fdc-133e-407d-bf58-f1e0f3e7c961/bin/utaipan-7li7fVZpFI/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_a7a65fdc-133e-407d-bf58-f1e0f3e7c961/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7a65fdc-133e-407d-bf58-f1e0f3e7c961/bin/utaipan-7li7fVZpFI --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 --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-03 03:39:17,725 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 03:39:17,727 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 03:39:17,778 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 03:39:17,778 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 03:39:17,783 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 03:39:17,786 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 03:39:17,790 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 03:39:17,792 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 03:39:17,794 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 03:39:17,798 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 03:39:17,801 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 03:39:17,802 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 03:39:17,809 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 03:39:17,810 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 03:39:17,811 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 03:39:17,812 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 03:39:17,813 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 03:39:17,815 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 03:39:17,818 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 03:39:17,819 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 03:39:17,821 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 03:39:17,822 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 03:39:17,823 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 03:39:17,828 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 03:39:17,828 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 03:39:17,829 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 03:39:17,830 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 03:39:17,831 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 03:39:17,832 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 03:39:17,832 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 03:39:17,833 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 03:39:17,834 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 03:39:17,835 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 03:39:17,836 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 03:39:17,837 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 03:39:17,838 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 03:39:17,838 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 03:39:17,838 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 03:39:17,839 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 03:39:17,840 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 03:39:17,843 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7a65fdc-133e-407d-bf58-f1e0f3e7c961/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 03:39:17,896 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 03:39:17,896 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 03:39:17,897 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 03:39:17,897 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 03:39:17,898 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 03:39:17,898 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 03:39:17,899 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 03:39:17,899 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 03:39:17,899 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 03:39:17,900 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 03:39:17,900 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 03:39:17,900 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 03:39:17,901 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 03:39:17,901 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 03:39:17,901 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 03:39:17,903 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 03:39:17,904 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 03:39:17,904 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 03:39:17,905 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 03:39:17,906 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 03:39:17,906 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 03:39:17,906 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 03:39:17,906 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 03:39:17,907 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 03:39:17,907 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 03:39:17,908 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 03:39:17,908 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 03:39:17,908 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 03:39:17,909 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 03:39:17,910 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 03:39:17,910 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 03:39:17,911 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 03:39:17,911 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 03:39:17,911 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 03:39:17,912 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 03:39:17,912 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 03:39:17,913 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 03:39:17,914 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 03:39:17,914 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7a65fdc-133e-407d-bf58-f1e0f3e7c961/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7a65fdc-133e-407d-bf58-f1e0f3e7c961/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 820791ca4a5b729ea09241fd853f4951361d9ebf5c7978962554702f0e055b46 [2022-11-03 03:39:18,277 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 03:39:18,320 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 03:39:18,323 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 03:39:18,325 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 03:39:18,326 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 03:39:18,327 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7a65fdc-133e-407d-bf58-f1e0f3e7c961/bin/utaipan-7li7fVZpFI/../../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 [2022-11-03 03:39:18,403 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7a65fdc-133e-407d-bf58-f1e0f3e7c961/bin/utaipan-7li7fVZpFI/data/d530b083a/13594c13411c45a4a89d0561664d4c4e/FLAG0330eed43 [2022-11-03 03:39:19,967 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 03:39:19,968 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7a65fdc-133e-407d-bf58-f1e0f3e7c961/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 [2022-11-03 03:39:20,086 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7a65fdc-133e-407d-bf58-f1e0f3e7c961/bin/utaipan-7li7fVZpFI/data/d530b083a/13594c13411c45a4a89d0561664d4c4e/FLAG0330eed43 [2022-11-03 03:39:20,271 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7a65fdc-133e-407d-bf58-f1e0f3e7c961/bin/utaipan-7li7fVZpFI/data/d530b083a/13594c13411c45a4a89d0561664d4c4e [2022-11-03 03:39:20,276 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 03:39:20,279 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 03:39:20,281 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 03:39:20,281 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 03:39:20,285 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 03:39:20,286 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:39:20" (1/1) ... [2022-11-03 03:39:20,288 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58459829 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:39:20, skipping insertion in model container [2022-11-03 03:39:20,288 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:39:20" (1/1) ... [2022-11-03 03:39:20,297 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 03:39:20,630 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 03:39:40,761 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_a7a65fdc-133e-407d-bf58-f1e0f3e7c961/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] [2022-11-03 03:39:40,978 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 03:39:40,991 ERROR L326 MainTranslator]: Incorrect Syntax: Empty initializers are not allowed by the C standard. [2022-11-03 03:39:40,992 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@a1ccfeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:39:40, skipping insertion in model container [2022-11-03 03:39:40,993 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 03:39:40,993 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-03 03:39:40,996 INFO L158 Benchmark]: Toolchain (without parser) took 20715.70ms. Allocated memory was 117.4MB in the beginning and 268.4MB in the end (delta: 151.0MB). Free memory was 67.3MB in the beginning and 150.3MB in the end (delta: -83.0MB). Peak memory consumption was 212.5MB. Max. memory is 16.1GB. [2022-11-03 03:39:40,997 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 86.0MB. Free memory was 66.0MB in the beginning and 65.9MB in the end (delta: 50.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 03:39:40,998 INFO L158 Benchmark]: CACSL2BoogieTranslator took 20712.32ms. Allocated memory was 117.4MB in the beginning and 268.4MB in the end (delta: 151.0MB). Free memory was 66.9MB in the beginning and 150.3MB in the end (delta: -83.3MB). Peak memory consumption was 212.5MB. Max. memory is 16.1GB. [2022-11-03 03:39:41,001 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 86.0MB. Free memory was 66.0MB in the beginning and 65.9MB in the end (delta: 50.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 20712.32ms. Allocated memory was 117.4MB in the beginning and 268.4MB in the end (delta: 151.0MB). Free memory was 66.9MB in the beginning and 150.3MB in the end (delta: -83.3MB). Peak memory consumption was 212.5MB. 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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7a65fdc-133e-407d-bf58-f1e0f3e7c961/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7a65fdc-133e-407d-bf58-f1e0f3e7c961/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7a65fdc-133e-407d-bf58-f1e0f3e7c961/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7a65fdc-133e-407d-bf58-f1e0f3e7c961/bin/utaipan-7li7fVZpFI/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_a7a65fdc-133e-407d-bf58-f1e0f3e7c961/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7a65fdc-133e-407d-bf58-f1e0f3e7c961/bin/utaipan-7li7fVZpFI --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 --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-03 03:39:43,465 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 03:39:43,467 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 03:39:43,507 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 03:39:43,507 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 03:39:43,509 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 03:39:43,510 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 03:39:43,512 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 03:39:43,514 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 03:39:43,516 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 03:39:43,517 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 03:39:43,518 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 03:39:43,519 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 03:39:43,520 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 03:39:43,521 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 03:39:43,523 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 03:39:43,524 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 03:39:43,525 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 03:39:43,527 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 03:39:43,529 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 03:39:43,531 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 03:39:43,533 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 03:39:43,534 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 03:39:43,535 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 03:39:43,540 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 03:39:43,541 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 03:39:43,541 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 03:39:43,542 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 03:39:43,543 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 03:39:43,544 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 03:39:43,544 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 03:39:43,545 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 03:39:43,546 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 03:39:43,547 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 03:39:43,549 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 03:39:43,549 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 03:39:43,550 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 03:39:43,550 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 03:39:43,551 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 03:39:43,552 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 03:39:43,553 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 03:39:43,554 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7a65fdc-133e-407d-bf58-f1e0f3e7c961/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-03 03:39:43,607 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 03:39:43,610 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 03:39:43,612 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 03:39:43,612 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 03:39:43,613 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 03:39:43,614 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 03:39:43,614 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 03:39:43,614 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 03:39:43,615 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 03:39:43,615 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 03:39:43,616 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 03:39:43,617 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 03:39:43,619 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 03:39:43,619 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 03:39:43,619 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 03:39:43,620 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 03:39:43,620 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 03:39:43,620 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-03 03:39:43,620 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-03 03:39:43,621 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-03 03:39:43,621 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 03:39:43,621 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 03:39:43,621 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 03:39:43,622 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 03:39:43,622 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-03 03:39:43,622 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 03:39:43,622 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 03:39:43,623 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 03:39:43,623 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 03:39:43,623 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 03:39:43,624 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-03 03:39:43,624 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-03 03:39:43,624 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 03:39:43,625 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 03:39:43,625 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-03 03:39:43,625 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_a7a65fdc-133e-407d-bf58-f1e0f3e7c961/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7a65fdc-133e-407d-bf58-f1e0f3e7c961/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 820791ca4a5b729ea09241fd853f4951361d9ebf5c7978962554702f0e055b46 [2022-11-03 03:39:44,168 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 03:39:44,199 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 03:39:44,203 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 03:39:44,204 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 03:39:44,205 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 03:39:44,207 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7a65fdc-133e-407d-bf58-f1e0f3e7c961/bin/utaipan-7li7fVZpFI/../../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 [2022-11-03 03:39:44,288 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7a65fdc-133e-407d-bf58-f1e0f3e7c961/bin/utaipan-7li7fVZpFI/data/1af91667d/f7388f84891b4e29be9f7f1e1d289743/FLAG03960aefb [2022-11-03 03:39:46,128 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 03:39:46,129 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7a65fdc-133e-407d-bf58-f1e0f3e7c961/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 [2022-11-03 03:39:46,254 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7a65fdc-133e-407d-bf58-f1e0f3e7c961/bin/utaipan-7li7fVZpFI/data/1af91667d/f7388f84891b4e29be9f7f1e1d289743/FLAG03960aefb [2022-11-03 03:39:46,285 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7a65fdc-133e-407d-bf58-f1e0f3e7c961/bin/utaipan-7li7fVZpFI/data/1af91667d/f7388f84891b4e29be9f7f1e1d289743 [2022-11-03 03:39:46,289 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 03:39:46,291 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 03:39:46,292 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 03:39:46,293 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 03:39:46,297 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 03:39:46,298 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:39:46" (1/1) ... [2022-11-03 03:39:46,300 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2690f4ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:39:46, skipping insertion in model container [2022-11-03 03:39:46,300 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:39:46" (1/1) ... [2022-11-03 03:39:46,314 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 03:39:46,913 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 03:40:07,459 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_a7a65fdc-133e-407d-bf58-f1e0f3e7c961/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] [2022-11-03 03:40:07,620 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 03:40:07,632 ERROR L326 MainTranslator]: Incorrect Syntax: Empty initializers are not allowed by the C standard. [2022-11-03 03:40:07,633 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@17925cce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:40:07, skipping insertion in model container [2022-11-03 03:40:07,633 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 03:40:07,633 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-03 03:40:07,635 INFO L158 Benchmark]: Toolchain (without parser) took 21344.02ms. Allocated memory was 71.3MB in the beginning and 211.8MB in the end (delta: 140.5MB). Free memory was 28.8MB in the beginning and 77.9MB in the end (delta: -49.1MB). Peak memory consumption was 117.3MB. Max. memory is 16.1GB. [2022-11-03 03:40:07,636 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 71.3MB. Free memory was 51.7MB in the beginning and 51.6MB in the end (delta: 62.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-03 03:40:07,637 INFO L158 Benchmark]: CACSL2BoogieTranslator took 21341.17ms. Allocated memory was 71.3MB in the beginning and 211.8MB in the end (delta: 140.5MB). Free memory was 28.6MB in the beginning and 77.9MB in the end (delta: -49.3MB). Peak memory consumption was 117.3MB. Max. memory is 16.1GB. [2022-11-03 03:40:07,639 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 71.3MB. Free memory was 51.7MB in the beginning and 51.6MB in the end (delta: 62.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 21341.17ms. Allocated memory was 71.3MB in the beginning and 211.8MB in the end (delta: 140.5MB). Free memory was 28.6MB in the beginning and 77.9MB in the end (delta: -49.3MB). Peak memory consumption was 117.3MB. 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