./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 0f8a17c6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bc35d3-80d0-4898-9e57-2ef135a44150/bin/uautomizer-ZXIjhQolGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bc35d3-80d0-4898-9e57-2ef135a44150/bin/uautomizer-ZXIjhQolGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bc35d3-80d0-4898-9e57-2ef135a44150/bin/uautomizer-ZXIjhQolGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bc35d3-80d0-4898-9e57-2ef135a44150/bin/uautomizer-ZXIjhQolGL/config/AutomizerReach.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_76bc35d3-80d0-4898-9e57-2ef135a44150/bin/uautomizer-ZXIjhQolGL/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bc35d3-80d0-4898-9e57-2ef135a44150/bin/uautomizer-ZXIjhQolGL --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9c916f7cd46f1890dabf82933f4e66c296f8249a4c1906e098bf8506df0bb4e4 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 05:06:25,057 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 05:06:25,059 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 05:06:25,091 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 05:06:25,092 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 05:06:25,093 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 05:06:25,095 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 05:06:25,097 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 05:06:25,100 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 05:06:25,101 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 05:06:25,102 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 05:06:25,103 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 05:06:25,104 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 05:06:25,105 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 05:06:25,107 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 05:06:25,108 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 05:06:25,109 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 05:06:25,110 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 05:06:25,113 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 05:06:25,115 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 05:06:25,117 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 05:06:25,118 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 05:06:25,120 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 05:06:25,121 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 05:06:25,124 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 05:06:25,125 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 05:06:25,125 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 05:06:25,126 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 05:06:25,127 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 05:06:25,128 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 05:06:25,128 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 05:06:25,129 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 05:06:25,130 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 05:06:25,131 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 05:06:25,132 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 05:06:25,133 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 05:06:25,133 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 05:06:25,134 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 05:06:25,134 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 05:06:25,135 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 05:06:25,136 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 05:06:25,137 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bc35d3-80d0-4898-9e57-2ef135a44150/bin/uautomizer-ZXIjhQolGL/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-19 05:06:25,164 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 05:06:25,164 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 05:06:25,165 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-19 05:06:25,165 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-19 05:06:25,166 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 05:06:25,166 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 05:06:25,167 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-19 05:06:25,167 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-19 05:06:25,167 INFO L138 SettingsManager]: * Use SBE=true [2021-11-19 05:06:25,167 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 05:06:25,168 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-19 05:06:25,168 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 05:06:25,168 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 05:06:25,168 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 05:06:25,168 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 05:06:25,168 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 05:06:25,169 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 05:06:25,169 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 05:06:25,169 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 05:06:25,169 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-19 05:06:25,169 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 05:06:25,170 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 05:06:25,170 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 05:06:25,170 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 05:06:25,170 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 05:06:25,170 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-19 05:06:25,171 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-19 05:06:25,171 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-19 05:06:25,171 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-19 05:06:25,171 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 05:06:25,171 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 05:06:25,172 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_76bc35d3-80d0-4898-9e57-2ef135a44150/bin/uautomizer-ZXIjhQolGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bc35d3-80d0-4898-9e57-2ef135a44150/bin/uautomizer-ZXIjhQolGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9c916f7cd46f1890dabf82933f4e66c296f8249a4c1906e098bf8506df0bb4e4 [2021-11-19 05:06:25,399 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 05:06:25,423 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 05:06:25,426 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 05:06:25,427 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 05:06:25,429 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 05:06:25,431 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bc35d3-80d0-4898-9e57-2ef135a44150/bin/uautomizer-ZXIjhQolGL/../../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 [2021-11-19 05:06:25,534 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bc35d3-80d0-4898-9e57-2ef135a44150/bin/uautomizer-ZXIjhQolGL/data/f329b373f/0096a2012f424efd872f08cb7ebda9c2/FLAG57b93aef9 [2021-11-19 05:06:26,723 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 05:06:26,724 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bc35d3-80d0-4898-9e57-2ef135a44150/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 [2021-11-19 05:06:26,826 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bc35d3-80d0-4898-9e57-2ef135a44150/bin/uautomizer-ZXIjhQolGL/data/f329b373f/0096a2012f424efd872f08cb7ebda9c2/FLAG57b93aef9 [2021-11-19 05:06:26,890 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bc35d3-80d0-4898-9e57-2ef135a44150/bin/uautomizer-ZXIjhQolGL/data/f329b373f/0096a2012f424efd872f08cb7ebda9c2 [2021-11-19 05:06:26,894 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 05:06:26,897 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 05:06:26,900 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 05:06:26,900 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 05:06:26,904 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 05:06:26,905 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:06:26" (1/1) ... [2021-11-19 05:06:26,907 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5eeaa7ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:06:26, skipping insertion in model container [2021-11-19 05:06:26,907 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:06:26" (1/1) ... [2021-11-19 05:06:26,915 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 05:06:27,133 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 05:06:30,358 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2021-11-19 05:06:30,359 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@26555f79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:06:30, skipping insertion in model container [2021-11-19 05:06:30,359 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 05:06:30,360 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-19 05:06:30,361 INFO L158 Benchmark]: Toolchain (without parser) took 3463.83ms. Allocated memory is still 136.3MB. Free memory was 80.0MB in the beginning and 58.2MB in the end (delta: 21.8MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. [2021-11-19 05:06:30,362 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 88.1MB. Free memory was 45.4MB in the beginning and 45.3MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 05:06:30,363 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3459.65ms. Allocated memory is still 136.3MB. Free memory was 79.6MB in the beginning and 58.2MB in the end (delta: 21.5MB). Peak memory consumption was 34.6MB. Max. memory is 16.1GB. [2021-11-19 05:06:30,364 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 88.1MB. Free memory was 45.4MB in the beginning and 45.3MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3459.65ms. Allocated memory is still 136.3MB. Free memory was 79.6MB in the beginning and 58.2MB in the end (delta: 21.5MB). Peak memory consumption was 34.6MB. 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_76bc35d3-80d0-4898-9e57-2ef135a44150/bin/uautomizer-ZXIjhQolGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bc35d3-80d0-4898-9e57-2ef135a44150/bin/uautomizer-ZXIjhQolGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bc35d3-80d0-4898-9e57-2ef135a44150/bin/uautomizer-ZXIjhQolGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bc35d3-80d0-4898-9e57-2ef135a44150/bin/uautomizer-ZXIjhQolGL/config/AutomizerReach.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_76bc35d3-80d0-4898-9e57-2ef135a44150/bin/uautomizer-ZXIjhQolGL/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bc35d3-80d0-4898-9e57-2ef135a44150/bin/uautomizer-ZXIjhQolGL --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9c916f7cd46f1890dabf82933f4e66c296f8249a4c1906e098bf8506df0bb4e4 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 05:06:32,712 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 05:06:32,716 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 05:06:32,785 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 05:06:32,786 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 05:06:32,790 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 05:06:32,792 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 05:06:32,800 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 05:06:32,803 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 05:06:32,809 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 05:06:32,811 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 05:06:32,813 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 05:06:32,814 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 05:06:32,816 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 05:06:32,819 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 05:06:32,824 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 05:06:32,826 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 05:06:32,827 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 05:06:32,829 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 05:06:32,837 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 05:06:32,839 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 05:06:32,840 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 05:06:32,843 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 05:06:32,845 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 05:06:32,854 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 05:06:32,855 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 05:06:32,855 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 05:06:32,857 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 05:06:32,858 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 05:06:32,859 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 05:06:32,860 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 05:06:32,861 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 05:06:32,863 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 05:06:32,864 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 05:06:32,865 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 05:06:32,866 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 05:06:32,867 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 05:06:32,867 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 05:06:32,867 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 05:06:32,869 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 05:06:32,870 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 05:06:32,871 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bc35d3-80d0-4898-9e57-2ef135a44150/bin/uautomizer-ZXIjhQolGL/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-11-19 05:06:32,913 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 05:06:32,914 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 05:06:32,915 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-19 05:06:32,915 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-19 05:06:32,916 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 05:06:32,916 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 05:06:32,918 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-19 05:06:32,918 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-19 05:06:32,918 INFO L138 SettingsManager]: * Use SBE=true [2021-11-19 05:06:32,918 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 05:06:32,920 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 05:06:32,920 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 05:06:32,920 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 05:06:32,920 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 05:06:32,921 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-19 05:06:32,921 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-19 05:06:32,921 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 05:06:32,922 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 05:06:32,922 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 05:06:32,922 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 05:06:32,922 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-19 05:06:32,923 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 05:06:32,923 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 05:06:32,923 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 05:06:32,924 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 05:06:32,924 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 05:06:32,924 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-19 05:06:32,925 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-19 05:06:32,925 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-19 05:06:32,925 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-19 05:06:32,926 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 05:06:32,926 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 05:06:32,926 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 05:06:32,927 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_76bc35d3-80d0-4898-9e57-2ef135a44150/bin/uautomizer-ZXIjhQolGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bc35d3-80d0-4898-9e57-2ef135a44150/bin/uautomizer-ZXIjhQolGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9c916f7cd46f1890dabf82933f4e66c296f8249a4c1906e098bf8506df0bb4e4 [2021-11-19 05:06:33,326 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 05:06:33,351 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 05:06:33,354 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 05:06:33,355 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 05:06:33,356 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 05:06:33,358 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bc35d3-80d0-4898-9e57-2ef135a44150/bin/uautomizer-ZXIjhQolGL/../../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 [2021-11-19 05:06:33,440 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bc35d3-80d0-4898-9e57-2ef135a44150/bin/uautomizer-ZXIjhQolGL/data/eea1066f3/f580eb658f734447a0dc5bc6c2f493d8/FLAG6b8bf0306 [2021-11-19 05:06:34,719 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 05:06:34,720 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bc35d3-80d0-4898-9e57-2ef135a44150/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 [2021-11-19 05:06:34,816 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bc35d3-80d0-4898-9e57-2ef135a44150/bin/uautomizer-ZXIjhQolGL/data/eea1066f3/f580eb658f734447a0dc5bc6c2f493d8/FLAG6b8bf0306 [2021-11-19 05:06:34,887 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bc35d3-80d0-4898-9e57-2ef135a44150/bin/uautomizer-ZXIjhQolGL/data/eea1066f3/f580eb658f734447a0dc5bc6c2f493d8 [2021-11-19 05:06:34,889 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 05:06:34,891 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 05:06:34,895 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 05:06:34,895 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 05:06:34,899 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 05:06:34,900 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:06:34" (1/1) ... [2021-11-19 05:06:34,901 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67a9cd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:06:34, skipping insertion in model container [2021-11-19 05:06:34,901 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:06:34" (1/1) ... [2021-11-19 05:06:34,908 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 05:06:35,171 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 05:06:38,436 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2021-11-19 05:06:38,438 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@64362f8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:06:38, skipping insertion in model container [2021-11-19 05:06:38,438 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 05:06:38,438 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-19 05:06:38,441 INFO L158 Benchmark]: Toolchain (without parser) took 3548.03ms. Allocated memory was 71.3MB in the beginning and 107.0MB in the end (delta: 35.7MB). Free memory was 41.3MB in the beginning and 48.2MB in the end (delta: -7.0MB). Peak memory consumption was 42.5MB. Max. memory is 16.1GB. [2021-11-19 05:06:38,442 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 71.3MB. Free memory is still 50.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 05:06:38,446 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3543.46ms. Allocated memory was 71.3MB in the beginning and 107.0MB in the end (delta: 35.7MB). Free memory was 41.1MB in the beginning and 48.2MB in the end (delta: -7.2MB). Peak memory consumption was 42.5MB. Max. memory is 16.1GB. [2021-11-19 05:06:38,448 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 71.3MB. Free memory is still 50.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3543.46ms. Allocated memory was 71.3MB in the beginning and 107.0MB in the end (delta: 35.7MB). Free memory was 41.1MB in the beginning and 48.2MB in the end (delta: -7.2MB). Peak memory consumption was 42.5MB. 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 Writing output log to file Ultimate.log Result: UNKNOWN