./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 DEFORE --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 DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 01:58:22,480 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:58:22,482 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:58:22,525 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:58:22,528 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:58:22,532 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:58:22,534 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:58:22,537 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:58:22,539 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:58:22,545 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:58:22,546 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:58:22,549 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:58:22,549 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:58:22,551 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:58:22,555 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:58:22,560 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:58:22,561 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:58:22,562 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:58:22,563 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:58:22,567 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:58:22,570 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:58:22,571 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:58:22,572 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:58:22,573 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:58:22,578 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:58:22,578 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:58:22,579 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:58:22,581 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:58:22,581 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:58:22,582 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:58:22,582 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:58:22,584 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:58:22,586 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:58:22,587 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:58:22,588 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:58:22,588 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:58:22,588 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:58:22,589 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:58:22,589 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:58:22,590 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:58:22,590 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:58:22,592 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 01:58:22,628 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:58:22,628 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:58:22,629 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:58:22,630 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:58:22,630 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:58:22,631 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:58:22,631 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:58:22,631 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:58:22,632 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:58:22,632 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:58:22,633 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:58:22,633 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:58:22,633 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:58:22,633 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:58:22,633 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:58:22,634 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:58:22,634 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:58:22,634 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:58:22,634 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:58:22,634 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:58:22,635 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:58:22,635 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:58:22,635 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:58:22,635 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:58:22,635 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:58:22,636 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:58:22,636 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:58:22,636 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:58:22,636 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 01:58:22,636 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 01:58:22,637 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:58:22,637 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:58:22,637 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:58:22,637 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:58:22,638 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:58:22,973 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:58:22,996 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:58:22,998 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:58:22,999 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:58:22,999 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:58:23,001 INFO L432 ainManager$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 01:58:24,150 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:58:24,462 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:58:24,462 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i [2023-08-30 01:58:24,491 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bcc67cc16/ae386c74b89d4f17bcd8ba9b475bc558/FLAG2b30c0072 [2023-08-30 01:58:24,507 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bcc67cc16/ae386c74b89d4f17bcd8ba9b475bc558 [2023-08-30 01:58:24,509 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:58:24,510 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:58:24,511 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:58:24,511 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:58:24,514 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:58:24,515 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:58:24" (1/1) ... [2023-08-30 01:58:24,516 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@421937a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:24, skipping insertion in model container [2023-08-30 01:58:24,516 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:58:24" (1/1) ... [2023-08-30 01:58:24,522 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:58:24,568 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:58:24,712 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 01:58:25,164 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2023-08-30 01:58:25,165 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5b80a95a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:25, skipping insertion in model container [2023-08-30 01:58:25,166 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:58:25,167 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-08-30 01:58:25,169 INFO L158 Benchmark]: Toolchain (without parser) took 658.12ms. Allocated memory is still 90.2MB. Free memory was 64.5MB in the beginning and 48.8MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 01:58:25,170 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 62.9MB. Free memory was 40.3MB in the beginning and 40.2MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:58:25,170 INFO L158 Benchmark]: CACSL2BoogieTranslator took 656.28ms. Allocated memory is still 90.2MB. Free memory was 64.2MB in the beginning and 48.8MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 01:58:25,172 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 62.9MB. Free memory was 40.3MB in the beginning and 40.2MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 656.28ms. Allocated memory is still 90.2MB. Free memory was 64.2MB in the beginning and 48.8MB in the end (delta: 15.4MB). 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 DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 01:58:26,882 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:58:26,884 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:58:26,929 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:58:26,929 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:58:26,933 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:58:26,935 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:58:26,938 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:58:26,940 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:58:26,944 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:58:26,946 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:58:26,948 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:58:26,948 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:58:26,953 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:58:26,954 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:58:26,959 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:58:26,960 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:58:26,962 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:58:26,963 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:58:26,968 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:58:26,970 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:58:26,971 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:58:26,972 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:58:26,973 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:58:26,977 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:58:26,977 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:58:26,977 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:58:26,979 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:58:26,980 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:58:26,980 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:58:26,981 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:58:26,982 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:58:26,984 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:58:26,985 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:58:26,986 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:58:26,986 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:58:26,987 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:58:26,987 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:58:26,987 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:58:26,988 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:58:26,989 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:58:26,990 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 01:58:27,030 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:58:27,031 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:58:27,032 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:58:27,032 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:58:27,033 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:58:27,033 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:58:27,033 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:58:27,034 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:58:27,034 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:58:27,034 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:58:27,035 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:58:27,035 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:58:27,035 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:58:27,035 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:58:27,036 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:58:27,036 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:58:27,036 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:58:27,036 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:58:27,036 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:58:27,036 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:58:27,037 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 01:58:27,037 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 01:58:27,037 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:58:27,037 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:58:27,037 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:58:27,038 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:58:27,038 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:58:27,038 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:58:27,038 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:58:27,038 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:58:27,038 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 01:58:27,039 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 01:58:27,039 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:58:27,039 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:58:27,039 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:58:27,039 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 01:58:27,040 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:58:27,040 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:58:27,367 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:58:27,387 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:58:27,390 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:58:27,392 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:58:27,392 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:58:27,393 INFO L432 ainManager$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 01:58:28,551 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:58:28,859 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:58:28,860 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i [2023-08-30 01:58:28,881 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af490f8b2/47c462ad4f994d39ab438777aae6db86/FLAG4a73d6a8e [2023-08-30 01:58:28,900 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af490f8b2/47c462ad4f994d39ab438777aae6db86 [2023-08-30 01:58:28,902 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:58:28,903 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:58:28,906 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:58:28,906 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:58:28,909 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:58:28,910 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:58:28" (1/1) ... [2023-08-30 01:58:28,911 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5882d199 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:28, skipping insertion in model container [2023-08-30 01:58:28,911 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:58:28" (1/1) ... [2023-08-30 01:58:28,917 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:58:28,971 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:58:29,157 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 01:58:29,530 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2023-08-30 01:58:29,530 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@70bd68f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:29, skipping insertion in model container [2023-08-30 01:58:29,530 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:58:29,531 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-08-30 01:58:29,532 INFO L158 Benchmark]: Toolchain (without parser) took 628.03ms. Allocated memory is still 73.4MB. Free memory was 44.6MB in the beginning and 47.1MB in the end (delta: -2.6MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2023-08-30 01:58:29,533 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 56.6MB. Free memory was 34.9MB in the beginning and 34.9MB in the end (delta: 48.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:58:29,534 INFO L158 Benchmark]: CACSL2BoogieTranslator took 624.72ms. Allocated memory is still 73.4MB. Free memory was 44.4MB in the beginning and 47.4MB in the end (delta: -3.0MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2023-08-30 01:58:29,535 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 56.6MB. Free memory was 34.9MB in the beginning and 34.9MB in the end (delta: 48.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 624.72ms. Allocated memory is still 73.4MB. Free memory was 44.4MB in the beginning and 47.4MB in the end (delta: -3.0MB). Peak memory consumption was 12.4MB. 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