/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.use.separate.solver.for.trace.checks true -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_64.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-46f3038-m [2020-07-09 01:46:20,069 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2020-07-09 01:46:20,089 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-09 01:46:20,091 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-09 01:46:20,093 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-09 01:46:20,106 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-09 01:46:20,108 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-09 01:46:20,109 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-09 01:46:20,111 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-09 01:46:20,113 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-09 01:46:20,113 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-09 01:46:20,116 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-09 01:46:20,119 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-09 01:46:20,120 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-09 01:46:20,120 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-09 01:46:20,121 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-09 01:46:20,124 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-09 01:46:20,125 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-09 01:46:20,127 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-09 01:46:20,128 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-09 01:46:20,129 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-09 01:46:20,129 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-09 01:46:20,131 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-09 01:46:20,138 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-09 01:46:20,139 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-09 01:46:20,140 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-09 01:46:20,141 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_64.epf [2020-07-09 01:46:20,149 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-09 01:46:20,149 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-09 01:46:20,150 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-09 01:46:20,151 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-09 01:46:20,151 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-09 01:46:20,151 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-09 01:46:20,151 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-09 01:46:20,151 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-09 01:46:20,152 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-09 01:46:20,152 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-09 01:46:20,152 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-09 01:46:20,152 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-09 01:46:20,153 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-09 01:46:20,153 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-09 01:46:20,153 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-09 01:46:20,153 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-09 01:46:20,153 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-09 01:46:20,154 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-09 01:46:20,154 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-09 01:46:20,154 INFO L138 SettingsManager]: * Use separate solver for trace checks=false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use separate solver for trace checks -> true [2020-07-09 01:46:20,426 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-09 01:46:20,441 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-09 01:46:20,444 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-09 01:46:20,445 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-09 01:46:20,446 INFO L275 PluginConnector]: CDTParser initialized [2020-07-09 01:46:20,447 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2020-07-09 01:46:20,519 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2c0d7c22/ec4073c29e7445b5b915f86aee315ec4/FLAG29a021115 [2020-07-09 01:46:21,481 INFO L306 CDTParser]: Found 1 translation units. [2020-07-09 01:46:21,482 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2020-07-09 01:46:21,554 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2c0d7c22/ec4073c29e7445b5b915f86aee315ec4/FLAG29a021115 [2020-07-09 01:46:21,820 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2c0d7c22/ec4073c29e7445b5b915f86aee315ec4 [2020-07-09 01:46:21,828 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-09 01:46:21,829 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-09 01:46:21,831 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-09 01:46:21,831 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-09 01:46:21,834 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-09 01:46:21,836 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.07 01:46:21" (1/1) ... [2020-07-09 01:46:21,839 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33580de0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 01:46:21, skipping insertion in model container [2020-07-09 01:46:21,839 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.07 01:46:21" (1/1) ... [2020-07-09 01:46:21,847 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-09 01:46:22,133 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-09 01:46:25,944 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2020-07-09 01:46:25,945 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@111c829e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 01:46:25, skipping insertion in model container [2020-07-09 01:46:25,946 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-09 01:46:25,946 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-07-09 01:46:25,950 INFO L168 Benchmark]: Toolchain (without parser) took 4119.37 ms. Allocated memory was 144.7 MB in the beginning and 246.9 MB in the end (delta: 102.2 MB). Free memory was 77.9 MB in the beginning and 139.2 MB in the end (delta: -61.3 MB). Peak memory consumption was 55.0 MB. Max. memory is 7.1 GB. [2020-07-09 01:46:25,951 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 144.7 MB. Free memory was 120.0 MB in the beginning and 119.8 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2020-07-09 01:46:25,952 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4115.46 ms. Allocated memory was 144.7 MB in the beginning and 246.9 MB in the end (delta: 102.2 MB). Free memory was 77.7 MB in the beginning and 139.2 MB in the end (delta: -61.5 MB). Peak memory consumption was 54.8 MB. Max. memory is 7.1 GB. [2020-07-09 01:46:25,954 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 144.7 MB. Free memory was 120.0 MB in the beginning and 119.8 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 4115.46 ms. Allocated memory was 144.7 MB in the beginning and 246.9 MB in the end (delta: 102.2 MB). Free memory was 77.7 MB in the beginning and 139.2 MB in the end (delta: -61.5 MB). Peak memory consumption was 54.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8475]: 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...