./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/locks/test_locks_6.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 025d5a27 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/locks/test_locks_6.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fc492c809d432e4c3053fa8c39191c1c15ea4eea ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/locks/test_locks_6.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fc492c809d432e4c3053fa8c39191c1c15ea4eea .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:58:38,551 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:58:38,555 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:58:38,584 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:58:38,586 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:58:38,595 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:58:38,597 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:58:38,615 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:58:38,629 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:58:38,633 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:58:38,635 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:58:38,642 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:58:38,642 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:58:38,649 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:58:38,651 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:58:38,654 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:58:38,659 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:58:38,664 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:58:38,668 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:58:38,679 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:58:38,684 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:58:38,692 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:58:38,693 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:58:38,698 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:58:38,706 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:58:38,708 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:58:38,708 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:58:38,712 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:58:38,713 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:58:38,717 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:58:38,717 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:58:38,718 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:58:38,719 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:58:38,722 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:58:38,724 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:58:38,728 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:58:38,729 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:58:38,730 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:58:38,730 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:58:38,731 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:58:38,734 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:58:38,736 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 17:58:38,774 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:58:38,776 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:58:38,780 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:58:38,780 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:58:38,782 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:58:38,782 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:58:38,782 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:58:38,783 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:58:38,784 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:58:38,784 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:58:38,785 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:58:38,787 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:58:38,787 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:58:38,788 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:58:38,790 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:58:38,790 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:58:38,790 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:58:38,791 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:58:38,791 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:58:38,791 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:58:38,793 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:58:38,793 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:58:38,793 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:58:38,794 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:58:38,796 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:58:38,796 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:58:38,796 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:58:38,797 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-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> fc492c809d432e4c3053fa8c39191c1c15ea4eea [2019-11-26 17:58:39,371 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:58:39,402 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:58:39,409 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:58:39,413 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:58:39,415 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:58:39,416 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/locks/test_locks_6.c [2019-11-26 17:58:39,573 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ed6cfbab/703d51db86dd43409c94b735a7eb9e35/FLAG66571d4b9 [2019-11-26 17:58:40,541 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:58:40,546 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/locks/test_locks_6.c [2019-11-26 17:58:40,562 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ed6cfbab/703d51db86dd43409c94b735a7eb9e35/FLAG66571d4b9 [2019-11-26 17:58:40,700 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ed6cfbab/703d51db86dd43409c94b735a7eb9e35 [2019-11-26 17:58:40,704 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:58:40,707 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:58:40,716 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:58:40,716 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:58:40,727 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:58:40,730 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:58:40" (1/1) ... [2019-11-26 17:58:40,738 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30c929ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:40, skipping insertion in model container [2019-11-26 17:58:40,739 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:58:40" (1/1) ... [2019-11-26 17:58:40,758 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:58:40,810 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:58:41,224 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:58:41,229 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:58:41,283 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:58:41,300 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:58:41,301 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:41 WrapperNode [2019-11-26 17:58:41,301 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:58:41,303 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:58:41,303 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:58:41,303 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:58:41,407 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:41" (1/1) ... [2019-11-26 17:58:41,407 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:41" (1/1) ... [2019-11-26 17:58:41,419 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:41" (1/1) ... [2019-11-26 17:58:41,420 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:41" (1/1) ... [2019-11-26 17:58:41,437 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:41" (1/1) ... [2019-11-26 17:58:41,457 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:41" (1/1) ... [2019-11-26 17:58:41,466 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:41" (1/1) ... [2019-11-26 17:58:41,472 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:58:41,482 INFO L168 Benchmark]: Toolchain (without parser) took 769.75 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 991.3 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:58:41,485 INFO L168 Benchmark]: CDTParser took 2.01 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. [2019-11-26 17:58:41,489 INFO L168 Benchmark]: CACSL2BoogieTranslator took 586.74 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:58:41,493 INFO L168 Benchmark]: Boogie Preprocessor took 170.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 991.3 MB in the end (delta: -41.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-26 17:58:41,504 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.01 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 586.74 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 170.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 991.3 MB in the end (delta: -41.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:58:45,307 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:58:45,310 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:58:45,334 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:58:45,336 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:58:45,338 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:58:45,355 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:58:45,372 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:58:45,377 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:58:45,381 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:58:45,385 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:58:45,390 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:58:45,391 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:58:45,395 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:58:45,401 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:58:45,403 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:58:45,406 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:58:45,411 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:58:45,415 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:58:45,426 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:58:45,434 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:58:45,440 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:58:45,441 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:58:45,447 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:58:45,454 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:58:45,454 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:58:45,455 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:58:45,459 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:58:45,460 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:58:45,461 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:58:45,465 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:58:45,466 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:58:45,467 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:58:45,471 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:58:45,472 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:58:45,475 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:58:45,476 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:58:45,476 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:58:45,477 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:58:45,479 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:58:45,482 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:58:45,484 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 17:58:45,521 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:58:45,524 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:58:45,527 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:58:45,530 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:58:45,530 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:58:45,531 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:58:45,531 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:58:45,531 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:58:45,531 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:58:45,533 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:58:45,534 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:58:45,536 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:58:45,536 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:58:45,537 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:58:45,537 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:58:45,539 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:58:45,539 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:58:45,539 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:58:45,540 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:58:45,540 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:58:45,542 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:58:45,542 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:58:45,543 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:58:45,543 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:58:45,543 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:58:45,545 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:58:45,545 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:58:45,546 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:58:45,546 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:58:45,547 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:58:45,552 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-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> fc492c809d432e4c3053fa8c39191c1c15ea4eea [2019-11-26 17:58:46,159 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:58:46,187 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:58:46,194 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:58:46,199 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:58:46,200 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:58:46,201 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/locks/test_locks_6.c [2019-11-26 17:58:46,359 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae59d6506/bdfd04e74287484ebe37ae40f3653a6d/FLAG5194cc973 [2019-11-26 17:58:47,392 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:58:47,397 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/locks/test_locks_6.c [2019-11-26 17:58:47,417 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae59d6506/bdfd04e74287484ebe37ae40f3653a6d/FLAG5194cc973 [2019-11-26 17:58:47,454 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae59d6506/bdfd04e74287484ebe37ae40f3653a6d [2019-11-26 17:58:47,463 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:58:47,467 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:58:47,472 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:58:47,473 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:58:47,479 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:58:47,484 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:58:47" (1/1) ... [2019-11-26 17:58:47,491 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:47, skipping insertion in model container [2019-11-26 17:58:47,492 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:58:47" (1/1) ... [2019-11-26 17:58:47,502 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:58:47,562 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:58:48,003 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:58:48,011 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:58:48,066 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:58:48,183 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:58:48,184 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:48 WrapperNode [2019-11-26 17:58:48,185 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:58:48,190 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:58:48,190 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:58:48,192 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:58:48,210 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:48" (1/1) ... [2019-11-26 17:58:48,210 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:48" (1/1) ... [2019-11-26 17:58:48,239 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:48" (1/1) ... [2019-11-26 17:58:48,240 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:48" (1/1) ... [2019-11-26 17:58:48,261 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:48" (1/1) ... [2019-11-26 17:58:48,288 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:48" (1/1) ... [2019-11-26 17:58:48,296 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:48" (1/1) ... [2019-11-26 17:58:48,300 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:58:48,316 INFO L168 Benchmark]: Toolchain (without parser) took 841.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.3 MB in the end (delta: -23.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:58:48,318 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:58:48,322 INFO L168 Benchmark]: CACSL2BoogieTranslator took 717.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 997.0 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:58:48,323 INFO L168 Benchmark]: Boogie Preprocessor took 114.63 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:58:48,336 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 717.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 997.0 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 114.63 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 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...