./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 20ed64ec Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 5f39d4fa5cd1f7025d6e30a8cb9190ccf588bf11 .............................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 5f39d4fa5cd1f7025d6e30a8cb9190ccf588bf11 ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-26 19:54:51,574 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-26 19:54:51,576 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-26 19:54:51,611 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-26 19:54:51,611 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-26 19:54:51,612 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-26 19:54:51,613 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-26 19:54:51,614 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-26 19:54:51,616 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-26 19:54:51,616 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-26 19:54:51,617 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-26 19:54:51,618 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-26 19:54:51,619 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-26 19:54:51,621 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-26 19:54:51,623 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-26 19:54:51,624 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-26 19:54:51,625 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-26 19:54:51,628 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-26 19:54:51,630 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-26 19:54:51,632 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-26 19:54:51,635 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-26 19:54:51,636 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-26 19:54:51,637 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-26 19:54:51,638 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-26 19:54:51,641 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-26 19:54:51,641 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-26 19:54:51,641 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-26 19:54:51,642 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-26 19:54:51,642 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-26 19:54:51,643 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-26 19:54:51,643 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-26 19:54:51,644 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-26 19:54:51,644 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-26 19:54:51,645 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-26 19:54:51,645 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-26 19:54:51,646 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-26 19:54:51,646 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-26 19:54:51,646 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-26 19:54:51,646 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-26 19:54:51,647 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-26 19:54:51,648 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-26 19:54:51,648 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-08-26 19:54:51,663 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-26 19:54:51,672 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-26 19:54:51,673 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-26 19:54:51,673 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-26 19:54:51,674 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-26 19:54:51,674 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-26 19:54:51,674 INFO L138 SettingsManager]: * Use SBE=true [2021-08-26 19:54:51,674 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-26 19:54:51,674 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-26 19:54:51,674 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-26 19:54:51,675 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-26 19:54:51,675 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-26 19:54:51,675 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-26 19:54:51,675 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-26 19:54:51,675 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-26 19:54:51,675 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-26 19:54:51,675 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-26 19:54:51,675 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-26 19:54:51,675 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-26 19:54:51,675 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 19:54:51,676 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-26 19:54:51,676 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-26 19:54:51,676 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-26 19:54:51,676 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-26 19:54:51,676 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-26 19:54:51,676 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-26 19:54:51,676 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-26 19:54:51,676 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5f39d4fa5cd1f7025d6e30a8cb9190ccf588bf11 [2021-08-26 19:54:51,962 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-26 19:54:51,996 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-26 19:54:51,998 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-26 19:54:51,999 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-26 19:54:51,999 INFO L275 PluginConnector]: CDTParser initialized [2021-08-26 19:54:52,000 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-08-26 19:54:52,055 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1e076b51/39e39e43da514a119c3f1eaeec6ce857/FLAG474521f75 [2021-08-26 19:54:52,801 INFO L306 CDTParser]: Found 1 translation units. [2021-08-26 19:54:52,802 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-08-26 19:54:52,851 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1e076b51/39e39e43da514a119c3f1eaeec6ce857/FLAG474521f75 [2021-08-26 19:54:53,074 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1e076b51/39e39e43da514a119c3f1eaeec6ce857 [2021-08-26 19:54:53,077 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-26 19:54:53,079 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-26 19:54:53,080 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-26 19:54:53,080 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-26 19:54:53,083 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-26 19:54:53,084 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 07:54:53" (1/1) ... [2021-08-26 19:54:53,085 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13c9d973 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:54:53, skipping insertion in model container [2021-08-26 19:54:53,085 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 07:54:53" (1/1) ... [2021-08-26 19:54:53,089 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-26 19:54:53,250 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-26 19:54:56,103 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2021-08-26 19:54:56,103 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@158a6952 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:54:56, skipping insertion in model container [2021-08-26 19:54:56,103 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-26 19:54:56,104 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-08-26 19:54:56,105 INFO L168 Benchmark]: Toolchain (without parser) took 3026.58 ms. Allocated memory was 67.1 MB in the beginning and 125.8 MB in the end (delta: 58.7 MB). Free memory was 32.0 MB in the beginning and 54.1 MB in the end (delta: -22.1 MB). Peak memory consumption was 42.2 MB. Max. memory is 16.1 GB. [2021-08-26 19:54:56,106 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 67.1 MB. Free memory was 49.6 MB in the beginning and 49.5 MB in the end (delta: 49.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-26 19:54:56,106 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3023.95 ms. Allocated memory was 67.1 MB in the beginning and 125.8 MB in the end (delta: 58.7 MB). Free memory was 31.8 MB in the beginning and 54.1 MB in the end (delta: -22.2 MB). Peak memory consumption was 42.2 MB. Max. memory is 16.1 GB. [2021-08-26 19:54:56,107 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 67.1 MB. Free memory was 49.6 MB in the beginning and 49.5 MB in the end (delta: 49.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3023.95 ms. Allocated memory was 67.1 MB in the beginning and 125.8 MB in the end (delta: 58.7 MB). Free memory was 31.8 MB in the beginning and 54.1 MB in the end (delta: -22.2 MB). Peak memory consumption was 42.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8680]: 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... ### Bit-precise run ### This is Ultimate 0.2.1-dev-20ed64e [2021-08-26 19:54:57,480 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-26 19:54:57,482 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-26 19:54:57,513 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-26 19:54:57,513 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-26 19:54:57,516 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-26 19:54:57,517 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-26 19:54:57,521 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-26 19:54:57,526 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-26 19:54:57,530 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-26 19:54:57,531 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-26 19:54:57,534 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-26 19:54:57,534 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-26 19:54:57,536 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-26 19:54:57,537 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-26 19:54:57,539 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-26 19:54:57,540 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-26 19:54:57,540 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-26 19:54:57,542 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-26 19:54:57,546 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-26 19:54:57,547 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-26 19:54:57,548 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-26 19:54:57,549 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-26 19:54:57,550 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-26 19:54:57,555 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-26 19:54:57,555 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-26 19:54:57,555 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-26 19:54:57,556 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-26 19:54:57,557 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-26 19:54:57,557 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-26 19:54:57,557 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-26 19:54:57,558 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-26 19:54:57,559 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-26 19:54:57,559 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-26 19:54:57,560 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-26 19:54:57,560 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-26 19:54:57,561 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-26 19:54:57,561 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-26 19:54:57,561 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-26 19:54:57,562 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-26 19:54:57,562 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-26 19:54:57,563 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-08-26 19:54:57,597 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-26 19:54:57,597 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-26 19:54:57,598 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-26 19:54:57,598 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-26 19:54:57,600 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-26 19:54:57,600 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-26 19:54:57,600 INFO L138 SettingsManager]: * Use SBE=true [2021-08-26 19:54:57,600 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-26 19:54:57,600 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-26 19:54:57,600 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-26 19:54:57,601 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-26 19:54:57,601 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-26 19:54:57,601 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-08-26 19:54:57,601 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-08-26 19:54:57,601 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-26 19:54:57,601 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-26 19:54:57,601 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-26 19:54:57,601 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-26 19:54:57,602 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-26 19:54:57,602 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-26 19:54:57,602 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 19:54:57,602 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-26 19:54:57,602 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-26 19:54:57,602 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-26 19:54:57,602 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-08-26 19:54:57,602 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-08-26 19:54:57,602 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-26 19:54:57,602 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-26 19:54:57,602 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-26 19:54:57,602 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5f39d4fa5cd1f7025d6e30a8cb9190ccf588bf11 [2021-08-26 19:54:57,868 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-26 19:54:57,881 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-26 19:54:57,883 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-26 19:54:57,884 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-26 19:54:57,885 INFO L275 PluginConnector]: CDTParser initialized [2021-08-26 19:54:57,886 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-08-26 19:54:57,933 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ad5a5dfc/c817f011f4ca47e2a5dbf3fa92a3e9bb/FLAGb8ae083ad [2021-08-26 19:54:58,724 INFO L306 CDTParser]: Found 1 translation units. [2021-08-26 19:54:58,724 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-08-26 19:54:58,795 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ad5a5dfc/c817f011f4ca47e2a5dbf3fa92a3e9bb/FLAGb8ae083ad [2021-08-26 19:54:58,961 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ad5a5dfc/c817f011f4ca47e2a5dbf3fa92a3e9bb [2021-08-26 19:54:58,964 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-26 19:54:58,966 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-26 19:54:58,969 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-26 19:54:58,969 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-26 19:54:58,971 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-26 19:54:58,972 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 07:54:58" (1/1) ... [2021-08-26 19:54:58,974 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6af87d9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:54:58, skipping insertion in model container [2021-08-26 19:54:58,975 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 07:54:58" (1/1) ... [2021-08-26 19:54:58,980 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-26 19:54:59,217 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-26 19:55:02,764 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2021-08-26 19:55:02,765 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7bc4d98d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:55:02, skipping insertion in model container [2021-08-26 19:55:02,765 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-26 19:55:02,765 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-08-26 19:55:02,767 INFO L168 Benchmark]: Toolchain (without parser) took 3800.22 ms. Allocated memory was 67.1 MB in the beginning and 167.8 MB in the end (delta: 100.7 MB). Free memory was 34.5 MB in the beginning and 119.3 MB in the end (delta: -84.8 MB). Peak memory consumption was 36.7 MB. Max. memory is 16.1 GB. [2021-08-26 19:55:02,767 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 54.5 MB. Free memory was 35.7 MB in the beginning and 35.7 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-26 19:55:02,768 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3796.34 ms. Allocated memory was 67.1 MB in the beginning and 167.8 MB in the end (delta: 100.7 MB). Free memory was 34.3 MB in the beginning and 119.3 MB in the end (delta: -85.0 MB). Peak memory consumption was 36.7 MB. Max. memory is 16.1 GB. [2021-08-26 19:55:02,769 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 54.5 MB. Free memory was 35.7 MB in the beginning and 35.7 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3796.34 ms. Allocated memory was 67.1 MB in the beginning and 167.8 MB in the end (delta: 100.7 MB). Free memory was 34.3 MB in the beginning and 119.3 MB in the end (delta: -85.0 MB). Peak memory consumption was 36.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8680]: 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...