./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations BEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b8dbc81d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i -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 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations BEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-09-01 00:03:33,785 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-09-01 00:03:33,787 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-09-01 00:03:33,819 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-09-01 00:03:33,823 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-09-01 00:03:33,831 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-09-01 00:03:33,833 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-09-01 00:03:33,834 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-09-01 00:03:33,836 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-09-01 00:03:33,840 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-09-01 00:03:33,841 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-09-01 00:03:33,845 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-09-01 00:03:33,845 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-09-01 00:03:33,847 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-09-01 00:03:33,849 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-09-01 00:03:33,853 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-09-01 00:03:33,854 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-09-01 00:03:33,855 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-09-01 00:03:33,859 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-09-01 00:03:33,861 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-09-01 00:03:33,864 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-09-01 00:03:33,865 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-09-01 00:03:33,866 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-09-01 00:03:33,866 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-09-01 00:03:33,869 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-09-01 00:03:33,873 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-09-01 00:03:33,873 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-09-01 00:03:33,874 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-09-01 00:03:33,875 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-09-01 00:03:33,876 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-09-01 00:03:33,877 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-09-01 00:03:33,878 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-09-01 00:03:33,879 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-09-01 00:03:33,880 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-09-01 00:03:33,880 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-09-01 00:03:33,881 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-09-01 00:03:33,884 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-09-01 00:03:33,884 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-09-01 00:03:33,885 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-09-01 00:03:33,885 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-09-01 00:03:33,886 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-09-01 00:03:33,887 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-09-01 00:03:33,907 INFO L113 SettingsManager]: Loading preferences was successful [2023-09-01 00:03:33,912 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-09-01 00:03:33,913 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-09-01 00:03:33,913 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-09-01 00:03:33,914 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-09-01 00:03:33,915 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-09-01 00:03:33,915 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-09-01 00:03:33,916 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-09-01 00:03:33,916 INFO L138 SettingsManager]: * Use SBE=true [2023-09-01 00:03:33,916 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-09-01 00:03:33,917 INFO L138 SettingsManager]: * sizeof long=4 [2023-09-01 00:03:33,917 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-09-01 00:03:33,917 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-09-01 00:03:33,917 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-09-01 00:03:33,917 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-09-01 00:03:33,918 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-09-01 00:03:33,918 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-09-01 00:03:33,918 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-09-01 00:03:33,918 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-09-01 00:03:33,918 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-09-01 00:03:33,919 INFO L138 SettingsManager]: * sizeof long double=12 [2023-09-01 00:03:33,919 INFO L138 SettingsManager]: * Use constant arrays=true [2023-09-01 00:03:33,919 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-09-01 00:03:33,919 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-09-01 00:03:33,919 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-09-01 00:03:33,919 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-09-01 00:03:33,920 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-09-01 00:03:33,920 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-09-01 00:03:33,920 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-09-01 00:03:33,920 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-09-01 00:03:33,920 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-09-01 00:03:33,921 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-09-01 00:03:33,921 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-09-01 00:03:33,921 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-09-01 00:03:33,921 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> BEFORE [2023-09-01 00:03:34,216 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-09-01 00:03:34,234 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-09-01 00:03:34,237 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-09-01 00:03:34,238 INFO L271 PluginConnector]: Initializing CDTParser... [2023-09-01 00:03:34,238 INFO L275 PluginConnector]: CDTParser initialized [2023-09-01 00:03:34,239 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i [2023-09-01 00:03:35,487 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-09-01 00:03:35,807 INFO L351 CDTParser]: Found 1 translation units. [2023-09-01 00:03:35,811 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i [2023-09-01 00:03:35,832 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af1ef7bd0/eba50e76da5849db851b1caea38a83a2/FLAG66193de05 [2023-09-01 00:03:35,856 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af1ef7bd0/eba50e76da5849db851b1caea38a83a2 [2023-09-01 00:03:35,859 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-09-01 00:03:35,860 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-09-01 00:03:35,861 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-09-01 00:03:35,861 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-09-01 00:03:35,866 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-09-01 00:03:35,867 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.09 12:03:35" (1/1) ... [2023-09-01 00:03:35,868 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cc2f5e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 12:03:35, skipping insertion in model container [2023-09-01 00:03:35,870 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.09 12:03:35" (1/1) ... [2023-09-01 00:03:35,875 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-09-01 00:03:35,940 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-09-01 00:03:36,067 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2023-09-01 00:03:36,391 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2023-09-01 00:03:36,392 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@287fc7e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 12:03:36, skipping insertion in model container [2023-09-01 00:03:36,393 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-09-01 00:03:36,394 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-09-01 00:03:36,396 INFO L158 Benchmark]: Toolchain (without parser) took 534.45ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 41.0MB in the beginning and 59.2MB in the end (delta: -18.2MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. [2023-09-01 00:03:36,396 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 67.1MB. Free memory is still 43.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-09-01 00:03:36,398 INFO L158 Benchmark]: CACSL2BoogieTranslator took 532.64ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 40.8MB in the beginning and 59.2MB in the end (delta: -18.4MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. [2023-09-01 00:03:36,399 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 67.1MB. Free memory is still 43.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 532.64ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 40.8MB in the beginning and 59.2MB in the end (delta: -18.4MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1369]: Unsupported Syntax Unsupported function: pthread_attr_init RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i -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 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations BEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-09-01 00:03:38,077 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-09-01 00:03:38,080 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-09-01 00:03:38,120 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-09-01 00:03:38,120 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-09-01 00:03:38,123 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-09-01 00:03:38,125 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-09-01 00:03:38,127 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-09-01 00:03:38,129 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-09-01 00:03:38,133 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-09-01 00:03:38,134 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-09-01 00:03:38,137 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-09-01 00:03:38,137 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-09-01 00:03:38,139 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-09-01 00:03:38,140 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-09-01 00:03:38,145 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-09-01 00:03:38,145 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-09-01 00:03:38,147 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-09-01 00:03:38,148 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-09-01 00:03:38,153 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-09-01 00:03:38,154 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-09-01 00:03:38,154 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-09-01 00:03:38,160 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-09-01 00:03:38,161 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-09-01 00:03:38,167 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-09-01 00:03:38,168 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-09-01 00:03:38,168 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-09-01 00:03:38,170 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-09-01 00:03:38,170 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-09-01 00:03:38,171 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-09-01 00:03:38,171 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-09-01 00:03:38,173 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-09-01 00:03:38,174 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-09-01 00:03:38,175 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-09-01 00:03:38,176 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-09-01 00:03:38,176 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-09-01 00:03:38,177 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-09-01 00:03:38,177 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-09-01 00:03:38,177 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-09-01 00:03:38,178 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-09-01 00:03:38,178 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-09-01 00:03:38,180 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-09-01 00:03:38,213 INFO L113 SettingsManager]: Loading preferences was successful [2023-09-01 00:03:38,213 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-09-01 00:03:38,214 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-09-01 00:03:38,214 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-09-01 00:03:38,215 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-09-01 00:03:38,215 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-09-01 00:03:38,216 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-09-01 00:03:38,216 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-09-01 00:03:38,216 INFO L138 SettingsManager]: * Use SBE=true [2023-09-01 00:03:38,216 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-09-01 00:03:38,217 INFO L138 SettingsManager]: * sizeof long=4 [2023-09-01 00:03:38,217 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-09-01 00:03:38,218 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-09-01 00:03:38,218 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-09-01 00:03:38,218 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-09-01 00:03:38,218 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-09-01 00:03:38,218 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-09-01 00:03:38,219 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-09-01 00:03:38,219 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-09-01 00:03:38,219 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-09-01 00:03:38,219 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-09-01 00:03:38,219 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-09-01 00:03:38,219 INFO L138 SettingsManager]: * sizeof long double=12 [2023-09-01 00:03:38,220 INFO L138 SettingsManager]: * Use constant arrays=true [2023-09-01 00:03:38,220 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-09-01 00:03:38,220 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-09-01 00:03:38,220 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-09-01 00:03:38,221 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-09-01 00:03:38,221 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-09-01 00:03:38,221 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-09-01 00:03:38,221 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-09-01 00:03:38,221 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-09-01 00:03:38,222 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-09-01 00:03:38,222 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-09-01 00:03:38,222 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-09-01 00:03:38,222 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-09-01 00:03:38,222 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-09-01 00:03:38,223 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> BEFORE [2023-09-01 00:03:38,540 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-09-01 00:03:38,564 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-09-01 00:03:38,566 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-09-01 00:03:38,567 INFO L271 PluginConnector]: Initializing CDTParser... [2023-09-01 00:03:38,567 INFO L275 PluginConnector]: CDTParser initialized [2023-09-01 00:03:38,569 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i [2023-09-01 00:03:39,789 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-09-01 00:03:40,096 INFO L351 CDTParser]: Found 1 translation units. [2023-09-01 00:03:40,096 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i [2023-09-01 00:03:40,111 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/650bb790e/79bc7a269dce419c9e9322e5e686be33/FLAG50369becb [2023-09-01 00:03:40,129 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/650bb790e/79bc7a269dce419c9e9322e5e686be33 [2023-09-01 00:03:40,132 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-09-01 00:03:40,133 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-09-01 00:03:40,134 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-09-01 00:03:40,134 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-09-01 00:03:40,137 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-09-01 00:03:40,137 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.09 12:03:40" (1/1) ... [2023-09-01 00:03:40,138 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a53988b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 12:03:40, skipping insertion in model container [2023-09-01 00:03:40,138 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.09 12:03:40" (1/1) ... [2023-09-01 00:03:40,144 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-09-01 00:03:40,201 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-09-01 00:03:40,335 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2023-09-01 00:03:40,716 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2023-09-01 00:03:40,717 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@20b88ca1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 12:03:40, skipping insertion in model container [2023-09-01 00:03:40,717 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-09-01 00:03:40,717 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-09-01 00:03:40,718 INFO L158 Benchmark]: Toolchain (without parser) took 584.82ms. Allocated memory is still 79.7MB. Free memory was 55.9MB in the beginning and 39.7MB in the end (delta: 16.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-09-01 00:03:40,718 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 60.8MB. Free memory is still 38.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-09-01 00:03:40,719 INFO L158 Benchmark]: CACSL2BoogieTranslator took 583.04ms. Allocated memory is still 79.7MB. Free memory was 55.6MB in the beginning and 39.7MB in the end (delta: 15.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-09-01 00:03:40,720 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 60.8MB. Free memory is still 38.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 583.04ms. Allocated memory is still 79.7MB. Free memory was 55.6MB in the beginning and 39.7MB in the end (delta: 15.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1369]: Unsupported Syntax Unsupported function: pthread_attr_init RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN