./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.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 overflows 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/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-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 ! overflow) ) --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 [2023-08-30 09:32:03,727 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 09:32:03,728 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 09:32:03,762 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 09:32:03,764 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 09:32:03,767 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 09:32:03,769 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 09:32:03,772 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 09:32:03,774 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 09:32:03,775 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 09:32:03,776 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 09:32:03,778 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 09:32:03,778 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 09:32:03,782 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 09:32:03,784 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 09:32:03,789 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 09:32:03,790 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 09:32:03,791 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 09:32:03,793 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 09:32:03,798 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 09:32:03,800 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 09:32:03,806 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 09:32:03,808 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 09:32:03,809 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 09:32:03,815 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 09:32:03,815 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 09:32:03,816 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 09:32:03,817 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 09:32:03,818 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 09:32:03,819 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 09:32:03,819 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 09:32:03,824 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 09:32:03,825 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 09:32:03,826 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 09:32:03,828 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 09:32:03,828 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 09:32:03,829 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 09:32:03,829 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 09:32:03,829 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 09:32:03,830 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 09:32:03,830 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 09:32:03,832 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 09:32:03,870 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 09:32:03,870 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 09:32:03,871 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 09:32:03,871 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 09:32:03,872 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 09:32:03,872 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 09:32:03,873 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 09:32:03,873 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 09:32:03,873 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 09:32:03,873 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 09:32:03,874 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 09:32:03,874 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 09:32:03,874 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 09:32:03,875 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 09:32:03,875 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 09:32:03,875 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 09:32:03,875 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 09:32:03,875 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 09:32:03,876 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 09:32:03,876 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 09:32:03,876 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 09:32:03,876 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 09:32:03,876 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 09:32:03,876 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 09:32:03,877 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 09:32:03,877 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 09:32:03,877 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 09:32:03,877 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 09:32:03,877 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 09:32:03,878 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 09:32:03,878 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 09:32:03,878 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 09:32:03,878 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 09:32:03,878 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 09:32:03,879 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 09:32:03,879 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 09:32:03,879 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 09:32:03,879 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> AFTER [2023-08-30 09:32:04,198 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 09:32:04,219 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 09:32:04,221 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 09:32:04,222 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 09:32:04,222 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 09:32:04,224 INFO L432 ainManager$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 09:32:05,470 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 09:32:05,744 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 09:32:05,745 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i [2023-08-30 09:32:05,775 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/129a27c7b/5989e08f26734c758e7f290a62ad1b04/FLAG884a0de67 [2023-08-30 09:32:05,793 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/129a27c7b/5989e08f26734c758e7f290a62ad1b04 [2023-08-30 09:32:05,796 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 09:32:05,797 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 09:32:05,800 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 09:32:05,800 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 09:32:05,803 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 09:32:05,804 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 09:32:05" (1/1) ... [2023-08-30 09:32:05,805 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@700990af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 09:32:05, skipping insertion in model container [2023-08-30 09:32:05,805 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 09:32:05" (1/1) ... [2023-08-30 09:32:05,811 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 09:32:05,881 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 09:32:06,052 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 09:32:06,386 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2023-08-30 09:32:06,389 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@743cec83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 09:32:06, skipping insertion in model container [2023-08-30 09:32:06,389 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 09:32:06,390 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-08-30 09:32:06,391 INFO L158 Benchmark]: Toolchain (without parser) took 592.80ms. Allocated memory is still 81.8MB. Free memory was 57.2MB in the beginning and 41.8MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 09:32:06,391 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 62.9MB. Free memory is still 40.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 09:32:06,391 INFO L158 Benchmark]: CACSL2BoogieTranslator took 589.59ms. Allocated memory is still 81.8MB. Free memory was 57.2MB in the beginning and 41.8MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 09:32:06,392 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 62.9MB. Free memory is still 40.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 589.59ms. Allocated memory is still 81.8MB. Free memory was 57.2MB in the beginning and 41.8MB 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/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-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 ! overflow) ) --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 [2023-08-30 09:32:08,020 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 09:32:08,022 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 09:32:08,054 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 09:32:08,055 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 09:32:08,056 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 09:32:08,058 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 09:32:08,062 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 09:32:08,065 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 09:32:08,066 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 09:32:08,068 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 09:32:08,069 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 09:32:08,070 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 09:32:08,072 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 09:32:08,073 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 09:32:08,075 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 09:32:08,077 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 09:32:08,081 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 09:32:08,083 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 09:32:08,085 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 09:32:08,094 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 09:32:08,097 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 09:32:08,100 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 09:32:08,100 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 09:32:08,105 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 09:32:08,109 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 09:32:08,109 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 09:32:08,110 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 09:32:08,110 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 09:32:08,111 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 09:32:08,114 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 09:32:08,115 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 09:32:08,115 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 09:32:08,116 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 09:32:08,118 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 09:32:08,118 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 09:32:08,119 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 09:32:08,120 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 09:32:08,120 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 09:32:08,121 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 09:32:08,121 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 09:32:08,122 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-08-30 09:32:08,150 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 09:32:08,151 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 09:32:08,152 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 09:32:08,152 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 09:32:08,153 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 09:32:08,153 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 09:32:08,154 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 09:32:08,154 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 09:32:08,155 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 09:32:08,155 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 09:32:08,156 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 09:32:08,156 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 09:32:08,156 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 09:32:08,156 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 09:32:08,157 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 09:32:08,157 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 09:32:08,157 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 09:32:08,157 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 09:32:08,157 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 09:32:08,158 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 09:32:08,158 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 09:32:08,158 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 09:32:08,158 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 09:32:08,159 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 09:32:08,159 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 09:32:08,159 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 09:32:08,159 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 09:32:08,159 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 09:32:08,160 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 09:32:08,160 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 09:32:08,160 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 09:32:08,160 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 09:32:08,161 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 09:32:08,161 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 09:32:08,161 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 09:32:08,161 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 09:32:08,162 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 09:32:08,162 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 09:32:08,162 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 09:32:08,162 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 09:32:08,162 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> AFTER [2023-08-30 09:32:08,496 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 09:32:08,525 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 09:32:08,527 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 09:32:08,528 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 09:32:08,528 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 09:32:08,529 INFO L432 ainManager$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 09:32:09,611 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 09:32:09,923 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 09:32:09,924 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i [2023-08-30 09:32:09,947 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f91112e5/2a2393d9c4264a349ae84b5b78c8d3b0/FLAG97617057e [2023-08-30 09:32:09,959 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f91112e5/2a2393d9c4264a349ae84b5b78c8d3b0 [2023-08-30 09:32:09,963 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 09:32:09,964 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 09:32:09,966 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 09:32:09,966 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 09:32:09,969 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 09:32:09,970 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 09:32:09" (1/1) ... [2023-08-30 09:32:09,972 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c43fe84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 09:32:09, skipping insertion in model container [2023-08-30 09:32:09,973 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 09:32:09" (1/1) ... [2023-08-30 09:32:09,979 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 09:32:10,028 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 09:32:10,187 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 09:32:10,516 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2023-08-30 09:32:10,518 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3ea4d32f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 09:32:10, skipping insertion in model container [2023-08-30 09:32:10,519 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 09:32:10,519 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-08-30 09:32:10,521 INFO L158 Benchmark]: Toolchain (without parser) took 556.14ms. Allocated memory is still 79.7MB. Free memory was 57.7MB in the beginning and 41.3MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-08-30 09:32:10,521 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 65.0MB. Free memory is still 42.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 09:32:10,522 INFO L158 Benchmark]: CACSL2BoogieTranslator took 553.24ms. Allocated memory is still 79.7MB. Free memory was 57.4MB in the beginning and 41.6MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-08-30 09:32:10,523 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 65.0MB. Free memory is still 42.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 553.24ms. Allocated memory is still 79.7MB. Free memory was 57.4MB in the beginning and 41.6MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. 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