java -ea -Xmx4000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/C-BPP.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/list-simple/sll2n_prepend_equal_true-unreach-call_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-fe202a8 [2018-11-19 10:47:31,507 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-19 10:47:31,512 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-19 10:47:31,549 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-19 10:47:31,550 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-19 10:47:31,551 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-19 10:47:31,555 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-19 10:47:31,561 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-19 10:47:31,567 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-19 10:47:31,568 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-19 10:47:31,575 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-19 10:47:31,575 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-19 10:47:31,577 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-19 10:47:31,590 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-19 10:47:31,595 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-19 10:47:31,596 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-19 10:47:31,597 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-19 10:47:31,607 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-19 10:47:31,615 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-19 10:47:31,618 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-19 10:47:31,624 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-19 10:47:31,626 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-19 10:47:31,632 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-19 10:47:31,663 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2018-11-19 10:47:31,709 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-19 10:47:31,709 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-19 10:47:31,714 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-19 10:47:31,714 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-19 10:47:31,717 INFO L133 SettingsManager]: * Use SBE=true [2018-11-19 10:47:31,717 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-19 10:47:31,717 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-19 10:47:31,718 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-19 10:47:31,718 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-19 10:47:31,718 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-19 10:47:31,718 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-19 10:47:31,719 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-19 10:47:31,724 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-19 10:47:31,724 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-19 10:47:31,724 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-19 10:47:31,725 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-19 10:47:31,725 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-19 10:47:31,725 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-19 10:47:31,725 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-19 10:47:31,725 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-19 10:47:31,727 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-19 10:47:31,727 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-19 10:47:31,727 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-19 10:47:31,728 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-19 10:47:31,728 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-19 10:47:31,728 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-19 10:47:31,728 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-19 10:47:31,728 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-19 10:47:31,731 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-19 10:47:31,731 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-19 10:47:31,859 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-19 10:47:31,893 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-19 10:47:31,902 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-19 10:47:31,906 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-19 10:47:31,907 INFO L276 PluginConnector]: CDTParser initialized [2018-11-19 10:47:31,908 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/sll2n_prepend_equal_true-unreach-call_true-valid-memsafety.i [2018-11-19 10:47:32,047 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18f1d9fb8/b90d6f4268334579979936a71e7f093c/FLAGcfb206f29 [2018-11-19 10:47:33,140 INFO L307 CDTParser]: Found 1 translation units. [2018-11-19 10:47:33,140 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/sll2n_prepend_equal_true-unreach-call_true-valid-memsafety.i [2018-11-19 10:47:33,159 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18f1d9fb8/b90d6f4268334579979936a71e7f093c/FLAGcfb206f29 [2018-11-19 10:47:33,224 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18f1d9fb8/b90d6f4268334579979936a71e7f093c [2018-11-19 10:47:33,234 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-19 10:47:33,236 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-19 10:47:33,237 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-19 10:47:33,237 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-19 10:47:33,249 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-19 10:47:33,250 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 10:47:33" (1/1) ... [2018-11-19 10:47:33,261 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@634a7edc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:47:33, skipping insertion in model container [2018-11-19 10:47:33,261 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 10:47:33" (1/1) ... [2018-11-19 10:47:33,276 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-19 10:47:33,361 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-19 10:47:33,949 ERROR L311 MainTranslator]: Unsupported Syntax: bitfield implementation not yet bitprecise (soundness first) [2018-11-19 10:47:33,949 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6d97890b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:47:33, skipping insertion in model container [2018-11-19 10:47:33,950 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-19 10:47:33,960 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2018-11-19 10:47:33,962 INFO L168 Benchmark]: Toolchain (without parser) took 726.51 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. [2018-11-19 10:47:33,972 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. [2018-11-19 10:47:33,972 INFO L168 Benchmark]: CACSL2BoogieTranslator took 723.18 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. [2018-11-19 10:47:33,979 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - GenericResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. * CACSL2BoogieTranslator took 723.18 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 76]: Unsupported Syntax bitfield implementation not yet bitprecise (soundness first) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...