./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 32f26835 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 0.1.24-32f2683 [2019-11-24 22:23:51,188 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:23:51,192 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:23:51,218 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:23:51,218 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:23:51,220 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:23:51,226 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:23:51,238 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:23:51,241 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:23:51,243 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:23:51,245 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:23:51,250 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:23:51,251 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:23:51,255 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:23:51,257 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:23:51,261 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:23:51,263 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:23:51,266 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:23:51,270 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:23:51,278 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:23:51,282 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:23:51,288 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:23:51,289 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:23:51,290 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:23:51,298 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:23:51,298 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:23:51,298 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:23:51,300 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:23:51,301 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:23:51,301 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:23:51,303 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:23:51,303 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:23:51,306 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:23:51,307 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:23:51,310 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:23:51,312 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:23:51,313 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:23:51,313 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:23:51,313 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:23:51,315 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:23:51,317 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:23:51,318 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-24 22:23:51,346 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:23:51,348 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:23:51,352 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:23:51,353 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:23:51,353 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:23:51,353 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:23:51,353 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:23:51,354 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:23:51,354 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:23:51,356 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:23:51,357 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:23:51,357 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:23:51,357 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:23:51,358 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:23:51,358 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:23:51,358 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:23:51,358 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:23:51,359 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:23:51,361 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:23:51,361 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:23:51,361 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:23:51,361 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:23:51,362 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:23:51,362 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:23:51,362 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:23:51,362 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 22:23:51,363 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 22:23:51,363 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 [2019-11-24 22:23:51,761 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:23:51,779 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:23:51,785 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:23:51,787 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:23:51,790 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:23:51,791 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/locks/test_locks_6.c [2019-11-24 22:23:51,883 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3aaab200e/5c4b7c8f9a1a430fb75556eb9c3cd0fb/FLAG9a5cbf5e6 [2019-11-24 22:23:52,612 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:23:52,616 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/locks/test_locks_6.c [2019-11-24 22:23:52,626 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3aaab200e/5c4b7c8f9a1a430fb75556eb9c3cd0fb/FLAG9a5cbf5e6 [2019-11-24 22:23:52,930 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3aaab200e/5c4b7c8f9a1a430fb75556eb9c3cd0fb [2019-11-24 22:23:52,935 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:23:52,937 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:23:52,938 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:23:52,943 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:23:52,948 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:23:52,950 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:23:52" (1/1) ... [2019-11-24 22:23:52,958 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65aa4a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:52, skipping insertion in model container [2019-11-24 22:23:52,958 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:23:52" (1/1) ... [2019-11-24 22:23:52,972 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:23:53,011 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:23:53,338 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:53,352 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:23:53,507 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:53,518 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:23:53,524 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:53 WrapperNode [2019-11-24 22:23:53,524 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:23:53,526 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:23:53,528 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:23:53,528 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:23:53,550 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:53" (1/1) ... [2019-11-24 22:23:53,551 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:53" (1/1) ... [2019-11-24 22:23:53,562 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:53" (1/1) ... [2019-11-24 22:23:53,563 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:53" (1/1) ... [2019-11-24 22:23:53,574 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:53" (1/1) ... [2019-11-24 22:23:53,588 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:53" (1/1) ... [2019-11-24 22:23:53,595 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:53" (1/1) ... [2019-11-24 22:23:53,602 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:23:53,611 INFO L168 Benchmark]: Toolchain (without parser) took 669.74 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 990.0 MB in the end (delta: -22.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:23:53,612 INFO L168 Benchmark]: CDTParser took 0.46 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. [2019-11-24 22:23:53,616 INFO L168 Benchmark]: CACSL2BoogieTranslator took 587.39 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 997.2 MB in the end (delta: -29.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-24 22:23:53,616 INFO L168 Benchmark]: Boogie Preprocessor took 79.01 ms. Allocated memory is still 1.0 GB. Free memory was 997.2 MB in the beginning and 990.0 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-24 22:23:53,623 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 587.39 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 997.2 MB in the end (delta: -29.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 79.01 ms. Allocated memory is still 1.0 GB. Free memory was 997.2 MB in the beginning and 990.0 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 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 0.1.24-32f2683 [2019-11-24 22:23:56,288 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:23:56,290 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:23:56,311 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:23:56,313 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:23:56,320 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:23:56,323 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:23:56,336 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:23:56,337 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:23:56,342 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:23:56,343 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:23:56,346 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:23:56,346 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:23:56,352 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:23:56,354 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:23:56,357 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:23:56,361 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:23:56,364 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:23:56,368 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:23:56,372 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:23:56,378 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:23:56,383 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:23:56,386 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:23:56,388 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:23:56,396 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:23:56,397 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:23:56,397 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:23:56,401 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:23:56,401 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:23:56,402 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:23:56,405 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:23:56,406 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:23:56,406 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:23:56,407 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:23:56,411 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:23:56,412 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:23:56,413 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:23:56,413 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:23:56,413 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:23:56,414 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:23:56,416 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:23:56,418 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-24 22:23:56,447 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:23:56,448 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:23:56,452 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:23:56,453 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:23:56,453 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:23:56,453 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:23:56,453 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:23:56,453 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:23:56,454 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:23:56,454 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:23:56,458 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:23:56,458 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:23:56,458 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:23:56,459 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:23:56,459 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:23:56,459 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:23:56,459 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 22:23:56,459 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 22:23:56,459 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:23:56,460 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:23:56,460 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:23:56,460 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:23:56,460 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:23:56,460 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:23:56,461 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:23:56,461 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:23:56,464 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:23:56,464 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 22:23:56,464 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 22:23:56,464 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 22:23:56,465 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 [2019-11-24 22:23:56,945 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:23:56,962 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:23:56,969 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:23:56,973 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:23:56,973 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:23:56,974 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/locks/test_locks_6.c [2019-11-24 22:23:57,079 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b56eb12e5/3eec2d51871c4fec8a5ef69ada366059/FLAG9d1618577 [2019-11-24 22:23:57,816 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:23:57,816 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/locks/test_locks_6.c [2019-11-24 22:23:57,826 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b56eb12e5/3eec2d51871c4fec8a5ef69ada366059/FLAG9d1618577 [2019-11-24 22:23:58,138 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b56eb12e5/3eec2d51871c4fec8a5ef69ada366059 [2019-11-24 22:23:58,146 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:23:58,149 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:23:58,155 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:23:58,155 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:23:58,158 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:23:58,163 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:23:58" (1/1) ... [2019-11-24 22:23:58,169 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:58, skipping insertion in model container [2019-11-24 22:23:58,170 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:23:58" (1/1) ... [2019-11-24 22:23:58,178 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:23:58,219 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:23:58,516 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:58,522 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:23:58,623 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:58,651 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:23:58,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:58 WrapperNode [2019-11-24 22:23:58,653 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:23:58,653 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:23:58,654 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:23:58,654 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:23:58,666 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:58" (1/1) ... [2019-11-24 22:23:58,667 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:58" (1/1) ... [2019-11-24 22:23:58,675 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:58" (1/1) ... [2019-11-24 22:23:58,675 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:58" (1/1) ... [2019-11-24 22:23:58,685 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:58" (1/1) ... [2019-11-24 22:23:58,699 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:58" (1/1) ... [2019-11-24 22:23:58,704 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:58" (1/1) ... [2019-11-24 22:23:58,711 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:23:58,731 INFO L168 Benchmark]: Toolchain (without parser) took 564.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 985.7 MB in the end (delta: -25.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:23:58,732 INFO L168 Benchmark]: CDTParser took 2.41 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. [2019-11-24 22:23:58,733 INFO L168 Benchmark]: CACSL2BoogieTranslator took 497.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.4 MB in the end (delta: -31.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-24 22:23:58,734 INFO L168 Benchmark]: Boogie Preprocessor took 58.08 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 985.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 22:23:58,742 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.41 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 497.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.4 MB in the end (delta: -31.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 58.08 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 985.7 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...