./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../sv-benchmarks/c/list-properties/list_search-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/list-properties/list_search-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-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 valid-memcleanup) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d4b81a46ec2331214cca2fd1ae780369dc773284 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 -Xmx12G -Xms1G -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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/list-properties/list_search-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-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 valid-memcleanup) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d4b81a46ec2331214cca2fd1ae780369dc773284 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 17:47:06,612 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:47:06,618 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:47:06,653 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:47:06,654 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:47:06,658 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:47:06,663 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:47:06,679 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:47:06,683 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:47:06,689 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:47:06,691 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:47:06,696 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:47:06,698 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:47:06,704 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:47:06,707 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:47:06,710 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:47:06,713 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:47:06,716 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:47:06,725 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:47:06,734 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:47:06,742 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:47:06,747 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:47:06,754 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:47:06,757 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:47:06,761 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:47:06,763 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:47:06,763 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:47:06,768 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:47:06,768 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:47:06,769 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:47:06,772 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:47:06,773 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:47:06,777 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:47:06,780 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:47:06,784 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:47:06,786 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:47:06,790 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:47:06,791 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:47:06,792 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:47:06,794 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:47:06,800 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:47:06,805 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2019-11-27 17:47:06,849 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:47:06,849 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:47:06,853 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:47:06,855 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:47:06,857 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:47:06,857 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:47:06,858 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:47:06,858 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:47:06,858 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:47:06,858 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:47:06,863 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:47:06,864 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:47:06,864 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:47:06,865 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:47:06,865 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:47:06,865 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:47:06,866 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:47:06,866 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:47:06,866 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:47:06,869 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:47:06,869 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:47:06,869 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:47:06,870 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:47:06,870 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:47:06,871 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:47:06,871 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:47:06,872 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 valid-memcleanup) ) 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d4b81a46ec2331214cca2fd1ae780369dc773284 [2019-11-27 17:47:07,504 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:47:07,538 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:47:07,548 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:47:07,552 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:47:07,552 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:47:07,554 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-properties/list_search-2.i [2019-11-27 17:47:07,722 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4a608f92/a7fd68d111d748bbb8c4e0564c5c97f5/FLAGc2d7ff568 [2019-11-27 17:47:09,076 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:47:09,079 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-properties/list_search-2.i [2019-11-27 17:47:09,124 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4a608f92/a7fd68d111d748bbb8c4e0564c5c97f5/FLAGc2d7ff568 [2019-11-27 17:47:09,164 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4a608f92/a7fd68d111d748bbb8c4e0564c5c97f5 [2019-11-27 17:47:09,173 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:47:09,184 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:47:09,186 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:47:09,189 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:47:09,195 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:47:09,198 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:47:09" (1/1) ... [2019-11-27 17:47:09,209 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9523cc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:09, skipping insertion in model container [2019-11-27 17:47:09,210 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:47:09" (1/1) ... [2019-11-27 17:47:09,228 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:47:09,339 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:47:10,473 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:47:10,491 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2019-11-27 17:47:10,492 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7ac40026 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:10, skipping insertion in model container [2019-11-27 17:47:10,493 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:47:10,493 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-27 17:47:10,499 INFO L168 Benchmark]: Toolchain (without parser) took 1315.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 983.8 MB in the end (delta: -22.1 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-27 17:47:10,500 INFO L168 Benchmark]: CDTParser took 1.21 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:47:10,505 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1307.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 983.8 MB in the end (delta: -22.1 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-27 17:47:10,508 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.21 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1307.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 983.8 MB in the end (delta: -22.1 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 781]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 17:47:14,399 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:47:14,406 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:47:14,444 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:47:14,446 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:47:14,456 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:47:14,461 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:47:14,477 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:47:14,482 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:47:14,486 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:47:14,492 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:47:14,495 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:47:14,499 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:47:14,503 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:47:14,508 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:47:14,511 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:47:14,514 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:47:14,519 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:47:14,526 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:47:14,534 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:47:14,540 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:47:14,550 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:47:14,554 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:47:14,556 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:47:14,561 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:47:14,564 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:47:14,564 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:47:14,567 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:47:14,569 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:47:14,570 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:47:14,572 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:47:14,576 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:47:14,577 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:47:14,580 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:47:14,582 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:47:14,585 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:47:14,586 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:47:14,587 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:47:14,587 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:47:14,588 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:47:14,593 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:47:14,594 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2019-11-27 17:47:14,633 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:47:14,635 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:47:14,643 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:47:14,643 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:47:14,643 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:47:14,644 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:47:14,644 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:47:14,645 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:47:14,645 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:47:14,645 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:47:14,647 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:47:14,649 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:47:14,649 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:47:14,650 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:47:14,650 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:47:14,653 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:47:14,653 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:47:14,654 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:47:14,654 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:47:14,654 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:47:14,655 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:47:14,655 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:47:14,655 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:47:14,658 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:47:14,658 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:47:14,659 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:47:14,659 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:47:14,659 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:47:14,660 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:47:14,660 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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 valid-memcleanup) ) 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d4b81a46ec2331214cca2fd1ae780369dc773284 [2019-11-27 17:47:15,321 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:47:15,357 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:47:15,365 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:47:15,370 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:47:15,371 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:47:15,373 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-properties/list_search-2.i [2019-11-27 17:47:15,538 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37cbdfdea/f7f32fb170c243e6913ff8853950563f/FLAG8c362136e [2019-11-27 17:47:16,877 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:47:16,881 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-properties/list_search-2.i [2019-11-27 17:47:16,921 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37cbdfdea/f7f32fb170c243e6913ff8853950563f/FLAG8c362136e [2019-11-27 17:47:16,965 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37cbdfdea/f7f32fb170c243e6913ff8853950563f [2019-11-27 17:47:16,972 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:47:16,977 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:47:16,985 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:47:16,985 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:47:16,995 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:47:16,996 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:47:16" (1/1) ... [2019-11-27 17:47:17,005 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f1636fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:17, skipping insertion in model container [2019-11-27 17:47:17,006 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:47:16" (1/1) ... [2019-11-27 17:47:17,025 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:47:17,143 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:47:18,328 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:47:18,367 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-11-27 17:47:18,400 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:47:18,525 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:47:18,548 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:47:18,669 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:47:18,927 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:47:18,928 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:18 WrapperNode [2019-11-27 17:47:18,928 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:47:18,930 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:47:18,934 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:47:18,935 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:47:18,966 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:18" (1/1) ... [2019-11-27 17:47:18,970 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:18" (1/1) ... [2019-11-27 17:47:19,046 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:18" (1/1) ... [2019-11-27 17:47:19,048 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:18" (1/1) ... [2019-11-27 17:47:19,121 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:18" (1/1) ... [2019-11-27 17:47:19,143 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:18" (1/1) ... [2019-11-27 17:47:19,165 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:18" (1/1) ... [2019-11-27 17:47:19,186 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:47:19,201 INFO L168 Benchmark]: Toolchain (without parser) took 2221.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 938.0 MB in the end (delta: 23.7 MB). Peak memory consumption was 23.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:47:19,203 INFO L168 Benchmark]: CDTParser took 1.11 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:47:19,207 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1944.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 943.8 MB in the end (delta: 17.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-27 17:47:19,209 INFO L168 Benchmark]: Boogie Preprocessor took 265.46 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 938.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:47:19,216 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.11 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1944.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 943.8 MB in the end (delta: 17.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 265.46 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 938.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...