./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 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253cb168-5a7e-47a2-ac0e-81973c52a1f5/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253cb168-5a7e-47a2-ac0e-81973c52a1f5/bin/uautomizer-YU5uOKAj3y/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253cb168-5a7e-47a2-ac0e-81973c52a1f5/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253cb168-5a7e-47a2-ac0e-81973c52a1f5/bin/uautomizer-YU5uOKAj3y/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_253cb168-5a7e-47a2-ac0e-81973c52a1f5/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253cb168-5a7e-47a2-ac0e-81973c52a1f5/bin/uautomizer-YU5uOKAj3y --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-63182f1 [2021-11-13 18:06:19,047 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:06:19,051 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:06:19,133 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:06:19,134 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:06:19,140 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:06:19,143 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:06:19,148 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:06:19,152 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:06:19,159 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:06:19,160 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:06:19,163 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:06:19,163 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:06:19,167 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:06:19,169 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:06:19,177 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:06:19,179 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:06:19,181 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:06:19,184 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:06:19,197 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:06:19,199 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:06:19,201 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:06:19,205 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:06:19,207 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:06:19,212 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:06:19,212 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:06:19,213 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:06:19,215 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:06:19,216 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:06:19,218 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:06:19,218 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:06:19,220 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:06:19,222 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:06:19,224 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:06:19,226 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:06:19,226 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:06:19,227 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:06:19,227 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:06:19,228 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:06:19,229 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:06:19,230 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:06:19,231 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253cb168-5a7e-47a2-ac0e-81973c52a1f5/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-13 18:06:19,287 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:06:19,287 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:06:19,288 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:06:19,289 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:06:19,290 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 18:06:19,290 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 18:06:19,291 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:06:19,291 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:06:19,292 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:06:19,292 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:06:19,293 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 18:06:19,294 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:06:19,294 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 18:06:19,294 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 18:06:19,295 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 18:06:19,295 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:06:19,295 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:06:19,295 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 18:06:19,296 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:06:19,296 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:06:19,296 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 18:06:19,297 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:06:19,297 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:06:19,297 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 18:06:19,297 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 18:06:19,298 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 18:06:19,298 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 18:06:19,298 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 18:06:19,299 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-13 18:06:19,299 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 18:06:19,299 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 18:06:19,299 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_253cb168-5a7e-47a2-ac0e-81973c52a1f5/bin/uautomizer-YU5uOKAj3y/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253cb168-5a7e-47a2-ac0e-81973c52a1f5/bin/uautomizer-YU5uOKAj3y Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9c916f7cd46f1890dabf82933f4e66c296f8249a4c1906e098bf8506df0bb4e4 [2021-11-13 18:06:19,693 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:06:19,737 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:06:19,741 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:06:19,743 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:06:19,744 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:06:19,745 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253cb168-5a7e-47a2-ac0e-81973c52a1f5/bin/uautomizer-YU5uOKAj3y/../../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 [2021-11-13 18:06:19,844 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253cb168-5a7e-47a2-ac0e-81973c52a1f5/bin/uautomizer-YU5uOKAj3y/data/63847af65/7b7b8947b8354b27b0883418d603f4df/FLAGb627e1529 [2021-11-13 18:06:21,252 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:06:21,252 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253cb168-5a7e-47a2-ac0e-81973c52a1f5/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 [2021-11-13 18:06:21,385 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253cb168-5a7e-47a2-ac0e-81973c52a1f5/bin/uautomizer-YU5uOKAj3y/data/63847af65/7b7b8947b8354b27b0883418d603f4df/FLAGb627e1529 [2021-11-13 18:06:21,783 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253cb168-5a7e-47a2-ac0e-81973c52a1f5/bin/uautomizer-YU5uOKAj3y/data/63847af65/7b7b8947b8354b27b0883418d603f4df [2021-11-13 18:06:21,791 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:06:21,793 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:06:21,795 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:06:21,795 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:06:21,799 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:06:21,801 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:06:21" (1/1) ... [2021-11-13 18:06:21,802 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e9bd2d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:06:21, skipping insertion in model container [2021-11-13 18:06:21,802 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:06:21" (1/1) ... [2021-11-13 18:06:21,811 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:06:22,152 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:06:26,546 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2021-11-13 18:06:26,546 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@538e7e6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:06:26, skipping insertion in model container [2021-11-13 18:06:26,547 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:06:26,547 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-13 18:06:26,549 INFO L158 Benchmark]: Toolchain (without parser) took 4755.60ms. Allocated memory was 96.5MB in the beginning and 140.5MB in the end (delta: 44.0MB). Free memory was 47.8MB in the beginning and 70.2MB in the end (delta: -22.4MB). Peak memory consumption was 36.8MB. Max. memory is 16.1GB. [2021-11-13 18:06:26,550 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 79.7MB. Free memory was 45.3MB in the beginning and 45.2MB in the end (delta: 38.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:06:26,552 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4752.45ms. Allocated memory was 96.5MB in the beginning and 140.5MB in the end (delta: 44.0MB). Free memory was 47.6MB in the beginning and 70.2MB in the end (delta: -22.6MB). Peak memory consumption was 36.8MB. Max. memory is 16.1GB. [2021-11-13 18:06:26,554 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 79.7MB. Free memory was 45.3MB in the beginning and 45.2MB in the end (delta: 38.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4752.45ms. Allocated memory was 96.5MB in the beginning and 140.5MB in the end (delta: 44.0MB). Free memory was 47.6MB in the beginning and 70.2MB in the end (delta: -22.6MB). Peak memory consumption was 36.8MB. 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_253cb168-5a7e-47a2-ac0e-81973c52a1f5/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253cb168-5a7e-47a2-ac0e-81973c52a1f5/bin/uautomizer-YU5uOKAj3y/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253cb168-5a7e-47a2-ac0e-81973c52a1f5/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253cb168-5a7e-47a2-ac0e-81973c52a1f5/bin/uautomizer-YU5uOKAj3y/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_253cb168-5a7e-47a2-ac0e-81973c52a1f5/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253cb168-5a7e-47a2-ac0e-81973c52a1f5/bin/uautomizer-YU5uOKAj3y --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-63182f1 [2021-11-13 18:06:29,424 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:06:29,428 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:06:29,496 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:06:29,497 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:06:29,504 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:06:29,506 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:06:29,515 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:06:29,519 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:06:29,525 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:06:29,527 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:06:29,530 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:06:29,530 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:06:29,534 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:06:29,537 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:06:29,542 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:06:29,544 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:06:29,546 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:06:29,548 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:06:29,559 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:06:29,561 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:06:29,568 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:06:29,571 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:06:29,575 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:06:29,586 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:06:29,587 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:06:29,587 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:06:29,590 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:06:29,591 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:06:29,592 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:06:29,593 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:06:29,594 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:06:29,597 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:06:29,598 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:06:29,600 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:06:29,600 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:06:29,601 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:06:29,602 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:06:29,609 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:06:29,612 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:06:29,613 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:06:29,614 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253cb168-5a7e-47a2-ac0e-81973c52a1f5/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-11-13 18:06:29,670 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:06:29,671 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:06:29,672 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:06:29,672 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:06:29,673 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 18:06:29,674 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 18:06:29,676 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:06:29,676 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:06:29,676 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:06:29,677 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:06:29,678 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:06:29,679 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 18:06:29,679 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 18:06:29,679 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 18:06:29,680 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-13 18:06:29,680 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-13 18:06:29,680 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:06:29,681 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:06:29,681 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 18:06:29,681 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:06:29,682 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:06:29,682 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 18:06:29,682 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:06:29,683 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:06:29,683 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 18:06:29,683 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 18:06:29,684 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-13 18:06:29,684 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-13 18:06:29,684 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 18:06:29,685 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-13 18:06:29,685 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 18:06:29,685 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 18:06:29,686 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 18:06:29,686 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_253cb168-5a7e-47a2-ac0e-81973c52a1f5/bin/uautomizer-YU5uOKAj3y/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253cb168-5a7e-47a2-ac0e-81973c52a1f5/bin/uautomizer-YU5uOKAj3y Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9c916f7cd46f1890dabf82933f4e66c296f8249a4c1906e098bf8506df0bb4e4 [2021-11-13 18:06:30,148 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:06:30,178 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:06:30,183 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:06:30,185 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:06:30,188 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:06:30,190 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253cb168-5a7e-47a2-ac0e-81973c52a1f5/bin/uautomizer-YU5uOKAj3y/../../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 [2021-11-13 18:06:30,283 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253cb168-5a7e-47a2-ac0e-81973c52a1f5/bin/uautomizer-YU5uOKAj3y/data/8a255f8b0/fa4de43800cd4559b76eb94f4094b4fa/FLAG4fa746426 [2021-11-13 18:06:31,863 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:06:31,864 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253cb168-5a7e-47a2-ac0e-81973c52a1f5/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 [2021-11-13 18:06:31,961 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253cb168-5a7e-47a2-ac0e-81973c52a1f5/bin/uautomizer-YU5uOKAj3y/data/8a255f8b0/fa4de43800cd4559b76eb94f4094b4fa/FLAG4fa746426 [2021-11-13 18:06:32,355 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_253cb168-5a7e-47a2-ac0e-81973c52a1f5/bin/uautomizer-YU5uOKAj3y/data/8a255f8b0/fa4de43800cd4559b76eb94f4094b4fa [2021-11-13 18:06:32,358 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:06:32,361 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:06:32,366 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:06:32,366 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:06:32,371 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:06:32,372 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:06:32" (1/1) ... [2021-11-13 18:06:32,373 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6946217c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:06:32, skipping insertion in model container [2021-11-13 18:06:32,374 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:06:32" (1/1) ... [2021-11-13 18:06:32,383 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:06:32,746 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:06:36,826 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2021-11-13 18:06:36,827 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1ada59fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:06:36, skipping insertion in model container [2021-11-13 18:06:36,828 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:06:36,828 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-13 18:06:36,832 INFO L158 Benchmark]: Toolchain (without parser) took 4468.42ms. Allocated memory was 71.3MB in the beginning and 100.7MB in the end (delta: 29.4MB). Free memory was 38.9MB in the beginning and 53.6MB in the end (delta: -14.7MB). Peak memory consumption was 37.2MB. Max. memory is 16.1GB. [2021-11-13 18:06:36,833 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 52.4MB. Free memory is still 33.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:06:36,838 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4462.42ms. Allocated memory was 71.3MB in the beginning and 100.7MB in the end (delta: 29.4MB). Free memory was 38.7MB in the beginning and 54.1MB in the end (delta: -15.4MB). Peak memory consumption was 37.2MB. Max. memory is 16.1GB. [2021-11-13 18:06:36,840 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 52.4MB. Free memory is still 33.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4462.42ms. Allocated memory was 71.3MB in the beginning and 100.7MB in the end (delta: 29.4MB). Free memory was 38.7MB in the beginning and 54.1MB in the end (delta: -15.4MB). Peak memory consumption was 37.2MB. 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