./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-43_2a-drivers--gpu--drm--qxl--qxl.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_cad966a4-067b-4766-a47a-7b41e2ecb996/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad966a4-067b-4766-a47a-7b41e2ecb996/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_cad966a4-067b-4766-a47a-7b41e2ecb996/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad966a4-067b-4766-a47a-7b41e2ecb996/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad966a4-067b-4766-a47a-7b41e2ecb996/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_cad966a4-067b-4766-a47a-7b41e2ecb996/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 9c916f7cd46f1890dabf82933f4e66c296f8249a4c1906e098bf8506df0bb4e4 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 03:33:57,629 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 03:33:57,632 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 03:33:57,668 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 03:33:57,669 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 03:33:57,670 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 03:33:57,673 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 03:33:57,676 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 03:33:57,678 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 03:33:57,680 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 03:33:57,681 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 03:33:57,683 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 03:33:57,684 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 03:33:57,686 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 03:33:57,688 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 03:33:57,690 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 03:33:57,691 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 03:33:57,693 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 03:33:57,696 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 03:33:57,699 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 03:33:57,702 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 03:33:57,704 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 03:33:57,706 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 03:33:57,707 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 03:33:57,712 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 03:33:57,713 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 03:33:57,713 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 03:33:57,714 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 03:33:57,715 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 03:33:57,717 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 03:33:57,717 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 03:33:57,718 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 03:33:57,720 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 03:33:57,721 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 03:33:57,722 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 03:33:57,723 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 03:33:57,724 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 03:33:57,725 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 03:33:57,725 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 03:33:57,727 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 03:33:57,728 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 03:33:57,729 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad966a4-067b-4766-a47a-7b41e2ecb996/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-23 03:33:57,760 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 03:33:57,760 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 03:33:57,761 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 03:33:57,761 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 03:33:57,762 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 03:33:57,763 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 03:33:57,763 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 03:33:57,764 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 03:33:57,764 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 03:33:57,765 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 03:33:57,765 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 03:33:57,766 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 03:33:57,766 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 03:33:57,767 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 03:33:57,767 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 03:33:57,768 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 03:33:57,768 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 03:33:57,769 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 03:33:57,770 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 03:33:57,770 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 03:33:57,771 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 03:33:57,771 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 03:33:57,771 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 03:33:57,772 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 03:33:57,772 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 03:33:57,772 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 03:33:57,772 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 03:33:57,773 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 03:33:57,773 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 03:33:57,773 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 03:33:57,774 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 03:33:57,774 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 03:33:57,774 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 03:33:57,775 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 03:33:57,775 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 03:33:57,775 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 03:33:57,775 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 03:33:57,775 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 03:33:57,776 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_cad966a4-067b-4766-a47a-7b41e2ecb996/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad966a4-067b-4766-a47a-7b41e2ecb996/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9c916f7cd46f1890dabf82933f4e66c296f8249a4c1906e098bf8506df0bb4e4 [2021-11-23 03:33:58,064 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 03:33:58,091 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 03:33:58,094 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 03:33:58,096 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 03:33:58,097 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 03:33:58,099 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad966a4-067b-4766-a47a-7b41e2ecb996/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-11-23 03:33:58,180 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad966a4-067b-4766-a47a-7b41e2ecb996/bin/utaipan-EQgc7hIp5V/data/713abf698/a932a07fe73a4fa58aedc8075f936496/FLAG02f370b79 [2021-11-23 03:33:59,297 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 03:33:59,298 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad966a4-067b-4766-a47a-7b41e2ecb996/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-11-23 03:33:59,354 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad966a4-067b-4766-a47a-7b41e2ecb996/bin/utaipan-EQgc7hIp5V/data/713abf698/a932a07fe73a4fa58aedc8075f936496/FLAG02f370b79 [2021-11-23 03:33:59,553 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad966a4-067b-4766-a47a-7b41e2ecb996/bin/utaipan-EQgc7hIp5V/data/713abf698/a932a07fe73a4fa58aedc8075f936496 [2021-11-23 03:33:59,556 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 03:33:59,559 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 03:33:59,563 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 03:33:59,564 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 03:33:59,568 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 03:33:59,569 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:59" (1/1) ... [2021-11-23 03:33:59,571 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58adf6c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:59, skipping insertion in model container [2021-11-23 03:33:59,571 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:59" (1/1) ... [2021-11-23 03:33:59,582 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 03:33:59,858 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 03:34:03,399 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2021-11-23 03:34:03,400 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@53340a52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:03, skipping insertion in model container [2021-11-23 03:34:03,401 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 03:34:03,401 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 03:34:03,404 INFO L158 Benchmark]: Toolchain (without parser) took 3844.64ms. Allocated memory was 115.3MB in the beginning and 172.0MB in the end (delta: 56.6MB). Free memory was 75.5MB in the beginning and 94.9MB in the end (delta: -19.5MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2021-11-23 03:34:03,405 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 115.3MB. Free memory is still 91.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 03:34:03,406 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3837.82ms. Allocated memory was 115.3MB in the beginning and 172.0MB in the end (delta: 56.6MB). Free memory was 75.5MB in the beginning and 94.9MB in the end (delta: -19.5MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2021-11-23 03:34:03,408 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 115.3MB. Free memory is still 91.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3837.82ms. Allocated memory was 115.3MB in the beginning and 172.0MB in the end (delta: 56.6MB). Free memory was 75.5MB in the beginning and 94.9MB in the end (delta: -19.5MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8486]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: qxl_io_log RESULT: Ultimate could not prove your program: Toolchain returned no result. 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_cad966a4-067b-4766-a47a-7b41e2ecb996/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad966a4-067b-4766-a47a-7b41e2ecb996/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_cad966a4-067b-4766-a47a-7b41e2ecb996/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad966a4-067b-4766-a47a-7b41e2ecb996/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad966a4-067b-4766-a47a-7b41e2ecb996/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_cad966a4-067b-4766-a47a-7b41e2ecb996/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 9c916f7cd46f1890dabf82933f4e66c296f8249a4c1906e098bf8506df0bb4e4 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 03:34:05,877 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 03:34:05,881 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 03:34:05,932 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 03:34:05,933 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 03:34:05,938 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 03:34:05,940 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 03:34:05,944 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 03:34:05,947 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 03:34:05,955 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 03:34:05,956 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 03:34:05,958 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 03:34:05,959 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 03:34:05,961 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 03:34:05,963 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 03:34:05,967 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 03:34:05,969 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 03:34:05,970 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 03:34:05,972 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 03:34:05,980 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 03:34:05,982 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 03:34:05,983 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 03:34:05,985 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 03:34:05,988 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 03:34:05,997 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 03:34:05,997 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 03:34:05,998 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 03:34:06,000 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 03:34:06,000 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 03:34:06,002 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 03:34:06,002 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 03:34:06,003 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 03:34:06,005 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 03:34:06,006 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 03:34:06,008 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 03:34:06,008 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 03:34:06,009 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 03:34:06,010 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 03:34:06,010 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 03:34:06,012 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 03:34:06,013 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 03:34:06,014 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad966a4-067b-4766-a47a-7b41e2ecb996/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-23 03:34:06,061 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 03:34:06,061 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 03:34:06,062 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 03:34:06,063 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 03:34:06,064 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 03:34:06,064 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 03:34:06,064 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 03:34:06,065 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 03:34:06,065 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 03:34:06,065 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 03:34:06,066 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 03:34:06,067 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 03:34:06,069 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 03:34:06,069 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 03:34:06,069 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 03:34:06,070 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 03:34:06,070 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 03:34:06,070 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 03:34:06,070 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 03:34:06,071 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 03:34:06,071 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 03:34:06,071 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 03:34:06,071 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 03:34:06,072 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 03:34:06,072 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 03:34:06,072 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 03:34:06,073 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 03:34:06,073 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 03:34:06,073 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 03:34:06,074 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 03:34:06,074 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 03:34:06,074 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 03:34:06,075 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 03:34:06,075 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 03:34:06,075 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 03:34:06,076 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_cad966a4-067b-4766-a47a-7b41e2ecb996/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad966a4-067b-4766-a47a-7b41e2ecb996/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9c916f7cd46f1890dabf82933f4e66c296f8249a4c1906e098bf8506df0bb4e4 [2021-11-23 03:34:06,609 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 03:34:06,644 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 03:34:06,648 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 03:34:06,650 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 03:34:06,651 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 03:34:06,653 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad966a4-067b-4766-a47a-7b41e2ecb996/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-11-23 03:34:06,738 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad966a4-067b-4766-a47a-7b41e2ecb996/bin/utaipan-EQgc7hIp5V/data/1adf1fa22/221d0fe506c84fcd92b0231908eefea4/FLAG73176250e [2021-11-23 03:34:08,212 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 03:34:08,214 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad966a4-067b-4766-a47a-7b41e2ecb996/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-11-23 03:34:08,315 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad966a4-067b-4766-a47a-7b41e2ecb996/bin/utaipan-EQgc7hIp5V/data/1adf1fa22/221d0fe506c84fcd92b0231908eefea4/FLAG73176250e [2021-11-23 03:34:08,705 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad966a4-067b-4766-a47a-7b41e2ecb996/bin/utaipan-EQgc7hIp5V/data/1adf1fa22/221d0fe506c84fcd92b0231908eefea4 [2021-11-23 03:34:08,709 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 03:34:08,712 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 03:34:08,716 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 03:34:08,717 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 03:34:08,722 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 03:34:08,722 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:08" (1/1) ... [2021-11-23 03:34:08,724 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63c0596e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:08, skipping insertion in model container [2021-11-23 03:34:08,724 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:08" (1/1) ... [2021-11-23 03:34:08,734 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 03:34:09,123 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 03:34:12,012 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.IllegalArgumentException: cannot determine size of incomplete type at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructSizeTValueAndOffsets_StructAndUnion(TypeSizeAndOffsetComputer.java:256) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.computeSize(TypeSizeAndOffsetComputer.java:203) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructBytesizeExpression(TypeSizeAndOffsetComputer.java:121) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.checkIfNecessaryMemoryModelAdaption(CHandler.java:1007) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:963) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:279) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2392) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleReturnStatement(FunctionHandler.java:539) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2021) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1069) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1069) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1456) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3268) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2342) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:595) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 03:34:12,017 INFO L158 Benchmark]: Toolchain (without parser) took 3304.41ms. Allocated memory was 67.1MB in the beginning and 117.4MB in the end (delta: 50.3MB). Free memory was 36.6MB in the beginning and 58.1MB in the end (delta: -21.5MB). Peak memory consumption was 46.5MB. Max. memory is 16.1GB. [2021-11-23 03:34:12,018 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 67.1MB. Free memory was 49.2MB in the beginning and 49.1MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 03:34:12,019 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3299.08ms. Allocated memory was 67.1MB in the beginning and 117.4MB in the end (delta: 50.3MB). Free memory was 36.4MB in the beginning and 58.1MB in the end (delta: -21.7MB). Peak memory consumption was 46.5MB. Max. memory is 16.1GB. [2021-11-23 03:34:12,021 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 67.1MB. Free memory was 49.2MB in the beginning and 49.1MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3299.08ms. Allocated memory was 67.1MB in the beginning and 117.4MB in the end (delta: 50.3MB). Free memory was 36.4MB in the beginning and 58.1MB in the end (delta: -21.7MB). Peak memory consumption was 46.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: IllegalArgumentException: cannot determine size of incomplete type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: IllegalArgumentException: cannot determine size of incomplete type: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructSizeTValueAndOffsets_StructAndUnion(TypeSizeAndOffsetComputer.java:256) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: cannot determine size of incomplete type