./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-32_7a-drivers--gpu--drm--gma500--gma500_gfx.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09ac36cc-288b-480a-b02f-4cf2346b0dba/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09ac36cc-288b-480a-b02f-4cf2346b0dba/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09ac36cc-288b-480a-b02f-4cf2346b0dba/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09ac36cc-288b-480a-b02f-4cf2346b0dba/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--gma500--gma500_gfx.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09ac36cc-288b-480a-b02f-4cf2346b0dba/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09ac36cc-288b-480a-b02f-4cf2346b0dba/bin/utaipan-Q6hlc19bkW --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 636c6e4f36d73244e499914c9a13eb7c1e210a2c73ae80de8570983ba95dbbd7 --- 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-4e7fbc6 [2022-11-23 15:13:23,532 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 15:13:23,534 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 15:13:23,568 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 15:13:23,571 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 15:13:23,575 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 15:13:23,577 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 15:13:23,581 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 15:13:23,583 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 15:13:23,588 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 15:13:23,590 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 15:13:23,592 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 15:13:23,593 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 15:13:23,596 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 15:13:23,597 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 15:13:23,600 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 15:13:23,602 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 15:13:23,603 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 15:13:23,605 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 15:13:23,612 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 15:13:23,613 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 15:13:23,616 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 15:13:23,618 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 15:13:23,619 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 15:13:23,630 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 15:13:23,634 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 15:13:23,635 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 15:13:23,636 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 15:13:23,638 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 15:13:23,639 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 15:13:23,639 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 15:13:23,640 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 15:13:23,642 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 15:13:23,644 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 15:13:23,645 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 15:13:23,646 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 15:13:23,646 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 15:13:23,647 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 15:13:23,647 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 15:13:23,648 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 15:13:23,649 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 15:13:23,650 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09ac36cc-288b-480a-b02f-4cf2346b0dba/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-23 15:13:23,688 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 15:13:23,688 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 15:13:23,689 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 15:13:23,689 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 15:13:23,690 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 15:13:23,691 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 15:13:23,691 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 15:13:23,691 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 15:13:23,691 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 15:13:23,692 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 15:13:23,693 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 15:13:23,693 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 15:13:23,693 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 15:13:23,694 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 15:13:23,694 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 15:13:23,694 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 15:13:23,694 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 15:13:23,695 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 15:13:23,695 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 15:13:23,696 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 15:13:23,696 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 15:13:23,696 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 15:13:23,696 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 15:13:23,697 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 15:13:23,697 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 15:13:23,697 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 15:13:23,698 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 15:13:23,698 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 15:13:23,698 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 15:13:23,699 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:13:23,699 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 15:13:23,699 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 15:13:23,700 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 15:13:23,700 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 15:13:23,700 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 15:13:23,700 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 15:13:23,701 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 15:13:23,701 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 15:13:23,701 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_09ac36cc-288b-480a-b02f-4cf2346b0dba/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09ac36cc-288b-480a-b02f-4cf2346b0dba/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 636c6e4f36d73244e499914c9a13eb7c1e210a2c73ae80de8570983ba95dbbd7 [2022-11-23 15:13:24,010 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 15:13:24,039 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 15:13:24,042 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 15:13:24,043 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 15:13:24,044 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 15:13:24,045 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09ac36cc-288b-480a-b02f-4cf2346b0dba/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--gma500--gma500_gfx.ko-entry_point.cil.out.i [2022-11-23 15:13:27,136 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 15:13:28,357 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 15:13:28,357 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09ac36cc-288b-480a-b02f-4cf2346b0dba/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--gma500--gma500_gfx.ko-entry_point.cil.out.i [2022-11-23 15:13:28,467 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09ac36cc-288b-480a-b02f-4cf2346b0dba/bin/utaipan-Q6hlc19bkW/data/7d718e449/43e962c6323f4273aa70fa80646561e0/FLAGc4d616113 [2022-11-23 15:13:28,484 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09ac36cc-288b-480a-b02f-4cf2346b0dba/bin/utaipan-Q6hlc19bkW/data/7d718e449/43e962c6323f4273aa70fa80646561e0 [2022-11-23 15:13:28,487 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 15:13:28,489 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 15:13:28,492 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 15:13:28,492 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 15:13:28,496 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 15:13:28,497 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:13:28" (1/1) ... [2022-11-23 15:13:28,498 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3265729f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:13:28, skipping insertion in model container [2022-11-23 15:13:28,499 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:13:28" (1/1) ... [2022-11-23 15:13:28,506 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 15:13:28,983 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 15:13:51,933 WARN L237 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_09ac36cc-288b-480a-b02f-4cf2346b0dba/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--gma500--gma500_gfx.ko-entry_point.cil.out.i[1301103,1301116] [2022-11-23 15:13:53,271 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 15:13:53,295 ERROR L326 MainTranslator]: Incorrect Syntax: Empty initializers are not allowed by the C standard. [2022-11-23 15:13:53,295 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@71d77004 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:13:53, skipping insertion in model container [2022-11-23 15:13:53,296 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 15:13:53,296 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 15:13:53,298 INFO L158 Benchmark]: Toolchain (without parser) took 24808.09ms. Allocated memory was 180.4MB in the beginning and 310.4MB in the end (delta: 130.0MB). Free memory was 93.2MB in the beginning and 107.4MB in the end (delta: -14.2MB). Peak memory consumption was 143.9MB. Max. memory is 16.1GB. [2022-11-23 15:13:53,299 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 132.1MB. Free memory was 73.1MB in the beginning and 73.0MB in the end (delta: 117.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 15:13:53,301 INFO L158 Benchmark]: CACSL2BoogieTranslator took 24804.12ms. Allocated memory was 180.4MB in the beginning and 310.4MB in the end (delta: 130.0MB). Free memory was 93.2MB in the beginning and 107.4MB in the end (delta: -14.2MB). Peak memory consumption was 143.9MB. Max. memory is 16.1GB. [2022-11-23 15:13:53,303 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 132.1MB. Free memory was 73.1MB in the beginning and 73.0MB in the end (delta: 117.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 24804.12ms. Allocated memory was 180.4MB in the beginning and 310.4MB in the end (delta: 130.0MB). Free memory was 93.2MB in the beginning and 107.4MB in the end (delta: -14.2MB). Peak memory consumption was 143.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 16202]: 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09ac36cc-288b-480a-b02f-4cf2346b0dba/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09ac36cc-288b-480a-b02f-4cf2346b0dba/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09ac36cc-288b-480a-b02f-4cf2346b0dba/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09ac36cc-288b-480a-b02f-4cf2346b0dba/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--gma500--gma500_gfx.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09ac36cc-288b-480a-b02f-4cf2346b0dba/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09ac36cc-288b-480a-b02f-4cf2346b0dba/bin/utaipan-Q6hlc19bkW --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 636c6e4f36d73244e499914c9a13eb7c1e210a2c73ae80de8570983ba95dbbd7 --- 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-4e7fbc6 [2022-11-23 15:13:55,571 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 15:13:55,574 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 15:13:55,636 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 15:13:55,636 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 15:13:55,640 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 15:13:55,643 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 15:13:55,647 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 15:13:55,650 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 15:13:55,656 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 15:13:55,657 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 15:13:55,660 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 15:13:55,661 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 15:13:55,663 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 15:13:55,665 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 15:13:55,672 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 15:13:55,673 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 15:13:55,674 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 15:13:55,676 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 15:13:55,684 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 15:13:55,686 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 15:13:55,688 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 15:13:55,689 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 15:13:55,691 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 15:13:55,699 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 15:13:55,700 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 15:13:55,700 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 15:13:55,703 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 15:13:55,704 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 15:13:55,705 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 15:13:55,705 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 15:13:55,707 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 15:13:55,709 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 15:13:55,710 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 15:13:55,711 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 15:13:55,711 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 15:13:55,712 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 15:13:55,712 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 15:13:55,713 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 15:13:55,714 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 15:13:55,715 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 15:13:55,715 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09ac36cc-288b-480a-b02f-4cf2346b0dba/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-23 15:13:55,755 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 15:13:55,755 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 15:13:55,757 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 15:13:55,758 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 15:13:55,759 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 15:13:55,759 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 15:13:55,759 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 15:13:55,760 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 15:13:55,760 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 15:13:55,760 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 15:13:55,761 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 15:13:55,762 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 15:13:55,763 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 15:13:55,763 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 15:13:55,763 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 15:13:55,764 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 15:13:55,764 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 15:13:55,764 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-23 15:13:55,764 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-23 15:13:55,765 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-23 15:13:55,765 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 15:13:55,765 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 15:13:55,765 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 15:13:55,766 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 15:13:55,766 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 15:13:55,766 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 15:13:55,767 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:13:55,767 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 15:13:55,767 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 15:13:55,767 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 15:13:55,768 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-23 15:13:55,768 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-23 15:13:55,768 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 15:13:55,769 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 15:13:55,769 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 15:13:55,769 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_09ac36cc-288b-480a-b02f-4cf2346b0dba/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09ac36cc-288b-480a-b02f-4cf2346b0dba/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 636c6e4f36d73244e499914c9a13eb7c1e210a2c73ae80de8570983ba95dbbd7 [2022-11-23 15:13:56,198 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 15:13:56,233 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 15:13:56,236 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 15:13:56,238 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 15:13:56,239 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 15:13:56,241 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09ac36cc-288b-480a-b02f-4cf2346b0dba/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--gma500--gma500_gfx.ko-entry_point.cil.out.i [2022-11-23 15:13:59,536 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 15:14:00,875 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 15:14:00,876 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09ac36cc-288b-480a-b02f-4cf2346b0dba/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--gma500--gma500_gfx.ko-entry_point.cil.out.i [2022-11-23 15:14:00,994 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09ac36cc-288b-480a-b02f-4cf2346b0dba/bin/utaipan-Q6hlc19bkW/data/b34e302ab/14df43ee6a3046cb99ae473129cbacb2/FLAG1d671788b [2022-11-23 15:14:01,009 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09ac36cc-288b-480a-b02f-4cf2346b0dba/bin/utaipan-Q6hlc19bkW/data/b34e302ab/14df43ee6a3046cb99ae473129cbacb2 [2022-11-23 15:14:01,011 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 15:14:01,013 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 15:14:01,014 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 15:14:01,014 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 15:14:01,021 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 15:14:01,022 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:14:01" (1/1) ... [2022-11-23 15:14:01,023 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@268b5018 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:14:01, skipping insertion in model container [2022-11-23 15:14:01,023 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:14:01" (1/1) ... [2022-11-23 15:14:01,031 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 15:14:01,462 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 15:14:30,162 WARN L237 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_09ac36cc-288b-480a-b02f-4cf2346b0dba/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--gma500--gma500_gfx.ko-entry_point.cil.out.i[1301103,1301116] [2022-11-23 15:14:31,501 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 15:14:31,551 ERROR L326 MainTranslator]: Incorrect Syntax: Empty initializers are not allowed by the C standard. [2022-11-23 15:14:31,554 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@528fc353 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:14:31, skipping insertion in model container [2022-11-23 15:14:31,555 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 15:14:31,556 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 15:14:31,558 INFO L158 Benchmark]: Toolchain (without parser) took 30543.85ms. Allocated memory was 92.3MB in the beginning and 325.1MB in the end (delta: 232.8MB). Free memory was 36.6MB in the beginning and 198.7MB in the end (delta: -162.1MB). Peak memory consumption was 159.3MB. Max. memory is 16.1GB. [2022-11-23 15:14:31,559 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 69.2MB. Free memory was 46.4MB in the beginning and 46.4MB in the end (delta: 46.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 15:14:31,560 INFO L158 Benchmark]: CACSL2BoogieTranslator took 30541.62ms. Allocated memory was 92.3MB in the beginning and 325.1MB in the end (delta: 232.8MB). Free memory was 36.2MB in the beginning and 198.7MB in the end (delta: -162.5MB). Peak memory consumption was 159.3MB. Max. memory is 16.1GB. [2022-11-23 15:14:31,562 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 69.2MB. Free memory was 46.4MB in the beginning and 46.4MB in the end (delta: 46.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 30541.62ms. Allocated memory was 92.3MB in the beginning and 325.1MB in the end (delta: 232.8MB). Free memory was 36.2MB in the beginning and 198.7MB in the end (delta: -162.5MB). Peak memory consumption was 159.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 16202]: 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