./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 TOGETHER --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 TOGETHER --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 03:40:12,890 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 03:40:12,892 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 03:40:12,923 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 03:40:12,936 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 03:40:12,937 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 03:40:12,939 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 03:40:12,943 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 03:40:12,944 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 03:40:12,945 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 03:40:12,946 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 03:40:12,947 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 03:40:12,948 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 03:40:12,950 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 03:40:12,951 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 03:40:12,952 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 03:40:12,953 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 03:40:12,958 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 03:40:12,959 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 03:40:12,960 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 03:40:12,964 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 03:40:12,967 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 03:40:12,968 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 03:40:12,969 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 03:40:12,970 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 03:40:12,971 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 03:40:12,971 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 03:40:12,975 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 03:40:12,975 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 03:40:12,976 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 03:40:12,976 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 03:40:12,976 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 03:40:12,977 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 03:40:12,977 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 03:40:12,978 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 03:40:12,978 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 03:40:12,978 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 03:40:12,978 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 03:40:12,978 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 03:40:12,979 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 03:40:12,979 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 03:40:12,993 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 03:40:13,008 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 03:40:13,009 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 03:40:13,010 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 03:40:13,010 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 03:40:13,011 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 03:40:13,011 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 03:40:13,011 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 03:40:13,011 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 03:40:13,012 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 03:40:13,012 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 03:40:13,012 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 03:40:13,012 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 03:40:13,013 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 03:40:13,013 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 03:40:13,013 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 03:40:13,013 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 03:40:13,013 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 03:40:13,013 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 03:40:13,013 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 03:40:13,014 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 03:40:13,014 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 03:40:13,014 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 03:40:13,014 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 03:40:13,014 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 03:40:13,014 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 03:40:13,014 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 03:40:13,015 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 03:40:13,015 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 03:40:13,015 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 03:40:13,015 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 03:40:13,015 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 03:40:13,015 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 03:40:13,016 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 03:40:13,016 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 03:40:13,016 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> TOGETHER [2023-08-30 03:40:13,259 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 03:40:13,279 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 03:40:13,280 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 03:40:13,281 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 03:40:13,281 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 03:40:13,282 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i [2023-08-30 03:40:14,258 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 03:40:14,477 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 03:40:14,481 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i [2023-08-30 03:40:14,506 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a7eb2155/5adc4b0eecb64a9fa3740b674cbaf665/FLAG527f063f5 [2023-08-30 03:40:14,525 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a7eb2155/5adc4b0eecb64a9fa3740b674cbaf665 [2023-08-30 03:40:14,527 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 03:40:14,528 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 03:40:14,530 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 03:40:14,530 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 03:40:14,533 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 03:40:14,533 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 03:40:14" (1/1) ... [2023-08-30 03:40:14,534 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fb654fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 03:40:14, skipping insertion in model container [2023-08-30 03:40:14,534 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 03:40:14" (1/1) ... [2023-08-30 03:40:14,538 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 03:40:14,588 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 03:40:14,719 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] [2023-08-30 03:40:15,071 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2023-08-30 03:40:15,072 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@54482f2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 03:40:15, skipping insertion in model container [2023-08-30 03:40:15,073 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 03:40:15,074 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-08-30 03:40:15,075 INFO L158 Benchmark]: Toolchain (without parser) took 546.16ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 46.1MB in the beginning and 62.2MB in the end (delta: -16.1MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. [2023-08-30 03:40:15,076 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 71.3MB. Free memory is still 48.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 03:40:15,077 INFO L158 Benchmark]: CACSL2BoogieTranslator took 543.37ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 45.9MB in the beginning and 62.2MB in the end (delta: -16.3MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. [2023-08-30 03:40:15,078 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 71.3MB. Free memory is still 48.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 543.37ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 45.9MB in the beginning and 62.2MB in the end (delta: -16.3MB). Peak memory consumption was 16.5MB. 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 TOGETHER --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 03:40:16,598 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 03:40:16,601 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 03:40:16,633 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 03:40:16,635 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 03:40:16,637 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 03:40:16,639 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 03:40:16,641 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 03:40:16,642 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 03:40:16,645 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 03:40:16,646 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 03:40:16,647 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 03:40:16,647 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 03:40:16,649 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 03:40:16,649 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 03:40:16,653 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 03:40:16,653 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 03:40:16,654 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 03:40:16,655 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 03:40:16,661 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 03:40:16,662 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 03:40:16,663 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 03:40:16,670 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 03:40:16,672 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 03:40:16,674 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 03:40:16,676 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 03:40:16,676 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 03:40:16,677 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 03:40:16,678 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 03:40:16,679 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 03:40:16,679 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 03:40:16,681 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 03:40:16,682 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 03:40:16,682 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 03:40:16,684 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 03:40:16,684 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 03:40:16,684 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 03:40:16,685 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 03:40:16,685 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 03:40:16,686 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 03:40:16,686 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 03:40:16,687 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 03:40:16,709 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 03:40:16,710 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 03:40:16,710 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 03:40:16,711 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 03:40:16,711 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 03:40:16,711 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 03:40:16,712 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 03:40:16,712 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 03:40:16,712 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 03:40:16,712 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 03:40:16,713 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 03:40:16,713 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 03:40:16,713 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 03:40:16,713 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 03:40:16,714 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 03:40:16,714 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 03:40:16,714 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 03:40:16,714 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 03:40:16,714 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 03:40:16,714 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 03:40:16,714 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 03:40:16,715 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 03:40:16,715 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 03:40:16,715 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 03:40:16,715 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 03:40:16,715 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 03:40:16,715 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 03:40:16,715 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 03:40:16,716 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 03:40:16,716 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 03:40:16,716 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 03:40:16,716 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 03:40:16,716 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 03:40:16,717 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 03:40:16,717 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 03:40:16,717 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 03:40:16,717 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 03:40:16,717 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> TOGETHER [2023-08-30 03:40:16,935 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 03:40:16,950 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 03:40:16,953 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 03:40:16,954 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 03:40:16,954 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 03:40:16,955 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i [2023-08-30 03:40:17,947 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 03:40:18,245 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 03:40:18,245 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i [2023-08-30 03:40:18,270 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/821f0a997/57377064513242b2badbfacae2e42011/FLAGb5ce2950e [2023-08-30 03:40:18,282 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/821f0a997/57377064513242b2badbfacae2e42011 [2023-08-30 03:40:18,284 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 03:40:18,285 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 03:40:18,286 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 03:40:18,286 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 03:40:18,290 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 03:40:18,290 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 03:40:18" (1/1) ... [2023-08-30 03:40:18,291 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a3dd51b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 03:40:18, skipping insertion in model container [2023-08-30 03:40:18,291 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 03:40:18" (1/1) ... [2023-08-30 03:40:18,296 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 03:40:18,333 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 03:40:18,490 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] [2023-08-30 03:40:18,743 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2023-08-30 03:40:18,744 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3c2510fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 03:40:18, skipping insertion in model container [2023-08-30 03:40:18,744 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 03:40:18,744 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-08-30 03:40:18,746 INFO L158 Benchmark]: Toolchain (without parser) took 459.94ms. Allocated memory is still 98.6MB. Free memory was 74.4MB in the beginning and 58.2MB in the end (delta: 16.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 03:40:18,746 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 69.2MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 03:40:18,747 INFO L158 Benchmark]: CACSL2BoogieTranslator took 458.50ms. Allocated memory is still 98.6MB. Free memory was 74.1MB in the beginning and 58.2MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 03:40:18,748 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 69.2MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 458.50ms. Allocated memory is still 98.6MB. Free memory was 74.1MB in the beginning and 58.2MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. 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