./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 AFTER --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 AFTER --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-29 21:11:35,389 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 21:11:35,392 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 21:11:35,417 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 21:11:35,417 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 21:11:35,418 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 21:11:35,419 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 21:11:35,426 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 21:11:35,428 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 21:11:35,432 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 21:11:35,433 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 21:11:35,436 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 21:11:35,437 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 21:11:35,439 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 21:11:35,442 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 21:11:35,446 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 21:11:35,446 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 21:11:35,448 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 21:11:35,449 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 21:11:35,453 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 21:11:35,455 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 21:11:35,457 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 21:11:35,458 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 21:11:35,459 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 21:11:35,463 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 21:11:35,465 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 21:11:35,465 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 21:11:35,466 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 21:11:35,467 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 21:11:35,468 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 21:11:35,471 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 21:11:35,471 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 21:11:35,472 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 21:11:35,473 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 21:11:35,474 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 21:11:35,474 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 21:11:35,475 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 21:11:35,475 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 21:11:35,475 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 21:11:35,476 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 21:11:35,476 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 21:11:35,478 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-29 21:11:35,499 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 21:11:35,500 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 21:11:35,500 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 21:11:35,500 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 21:11:35,501 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 21:11:35,501 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 21:11:35,501 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 21:11:35,501 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 21:11:35,502 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 21:11:35,502 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 21:11:35,502 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 21:11:35,502 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 21:11:35,502 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 21:11:35,503 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 21:11:35,503 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 21:11:35,503 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-29 21:11:35,503 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-29 21:11:35,503 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-29 21:11:35,503 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 21:11:35,504 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-29 21:11:35,504 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 21:11:35,504 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 21:11:35,504 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 21:11:35,504 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 21:11:35,504 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 21:11:35,505 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 21:11:35,505 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 21:11:35,505 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 21:11:35,505 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 21:11:35,505 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 21:11:35,505 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 21:11:35,506 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 21:11:35,506 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 21:11:35,506 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 21:11:35,506 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> AFTER [2023-08-29 21:11:35,797 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 21:11:35,817 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 21:11:35,819 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 21:11:35,820 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 21:11:35,820 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 21:11:35,821 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i [2023-08-29 21:11:36,971 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 21:11:37,273 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 21:11:37,277 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i [2023-08-29 21:11:37,298 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9edf8f9d3/0033f18501024bb89b35076b46775ba5/FLAGc62bb9da2 [2023-08-29 21:11:37,309 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9edf8f9d3/0033f18501024bb89b35076b46775ba5 [2023-08-29 21:11:37,310 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 21:11:37,311 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 21:11:37,313 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 21:11:37,313 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 21:11:37,319 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 21:11:37,319 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:11:37" (1/1) ... [2023-08-29 21:11:37,320 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d21d397 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:37, skipping insertion in model container [2023-08-29 21:11:37,320 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:11:37" (1/1) ... [2023-08-29 21:11:37,325 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 21:11:37,366 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 21:11:37,482 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] [2023-08-29 21:11:37,770 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2023-08-29 21:11:37,771 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7f328b23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:37, skipping insertion in model container [2023-08-29 21:11:37,772 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 21:11:37,774 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-08-29 21:11:37,775 INFO L158 Benchmark]: Toolchain (without parser) took 463.23ms. Allocated memory is still 71.3MB. Free memory was 46.8MB in the beginning and 31.2MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-08-29 21:11:37,776 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 71.3MB. Free memory was 48.6MB in the beginning and 48.5MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 21:11:37,777 INFO L158 Benchmark]: CACSL2BoogieTranslator took 460.41ms. Allocated memory is still 71.3MB. Free memory was 46.5MB in the beginning and 31.2MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-29 21:11:37,778 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 71.3MB. Free memory was 48.6MB in the beginning and 48.5MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 460.41ms. Allocated memory is still 71.3MB. Free memory was 46.5MB in the beginning and 31.2MB in the end (delta: 15.3MB). 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 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 AFTER --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-29 21:11:39,394 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 21:11:39,395 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 21:11:39,423 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 21:11:39,425 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 21:11:39,427 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 21:11:39,431 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 21:11:39,433 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 21:11:39,435 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 21:11:39,439 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 21:11:39,440 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 21:11:39,442 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 21:11:39,443 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 21:11:39,444 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 21:11:39,446 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 21:11:39,448 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 21:11:39,449 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 21:11:39,450 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 21:11:39,452 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 21:11:39,456 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 21:11:39,460 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 21:11:39,461 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 21:11:39,461 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 21:11:39,462 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 21:11:39,468 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 21:11:39,469 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 21:11:39,469 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 21:11:39,471 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 21:11:39,471 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 21:11:39,473 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 21:11:39,473 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 21:11:39,476 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 21:11:39,479 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 21:11:39,480 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 21:11:39,481 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 21:11:39,481 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 21:11:39,482 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 21:11:39,482 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 21:11:39,482 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 21:11:39,483 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 21:11:39,484 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 21:11:39,485 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-29 21:11:39,519 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 21:11:39,519 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 21:11:39,520 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 21:11:39,520 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 21:11:39,521 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 21:11:39,521 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 21:11:39,522 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 21:11:39,522 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 21:11:39,522 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 21:11:39,522 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 21:11:39,523 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 21:11:39,523 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 21:11:39,523 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 21:11:39,524 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 21:11:39,524 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 21:11:39,524 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-29 21:11:39,524 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-29 21:11:39,524 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-29 21:11:39,525 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 21:11:39,525 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-29 21:11:39,525 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 21:11:39,525 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 21:11:39,525 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 21:11:39,525 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 21:11:39,526 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 21:11:39,526 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 21:11:39,526 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 21:11:39,526 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 21:11:39,526 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 21:11:39,527 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 21:11:39,527 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 21:11:39,527 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 21:11:39,527 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 21:11:39,528 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 21:11:39,528 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 21:11:39,528 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 21:11:39,528 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 21:11:39,528 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> AFTER [2023-08-29 21:11:39,827 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 21:11:39,845 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 21:11:39,848 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 21:11:39,849 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 21:11:39,849 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 21:11:39,850 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i [2023-08-29 21:11:40,895 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 21:11:41,220 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 21:11:41,221 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i [2023-08-29 21:11:41,238 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74511d934/6b93d83bbd5e4a81a1e5b5c12d7f6105/FLAG7d7aad955 [2023-08-29 21:11:41,256 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74511d934/6b93d83bbd5e4a81a1e5b5c12d7f6105 [2023-08-29 21:11:41,263 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 21:11:41,264 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 21:11:41,267 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 21:11:41,267 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 21:11:41,270 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 21:11:41,271 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:11:41" (1/1) ... [2023-08-29 21:11:41,273 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@727e65be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:41, skipping insertion in model container [2023-08-29 21:11:41,274 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:11:41" (1/1) ... [2023-08-29 21:11:41,279 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 21:11:41,333 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 21:11:41,500 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] [2023-08-29 21:11:41,817 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2023-08-29 21:11:41,818 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6f2e601f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:41, skipping insertion in model container [2023-08-29 21:11:41,818 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 21:11:41,818 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-08-29 21:11:41,820 INFO L158 Benchmark]: Toolchain (without parser) took 555.04ms. Allocated memory is still 71.3MB. Free memory was 46.1MB in the beginning and 47.0MB in the end (delta: -854.9kB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-29 21:11:41,820 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 54.5MB. Free memory was 31.9MB in the beginning and 31.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 21:11:41,821 INFO L158 Benchmark]: CACSL2BoogieTranslator took 551.04ms. Allocated memory is still 71.3MB. Free memory was 46.1MB in the beginning and 47.0MB in the end (delta: -854.9kB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-29 21:11:41,822 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 54.5MB. Free memory was 31.9MB in the beginning and 31.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 551.04ms. Allocated memory is still 71.3MB. Free memory was 46.1MB in the beginning and 47.0MB in the end (delta: -854.9kB). 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