./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 791161d1 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 ../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-22 21:29:50,970 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-22 21:29:50,972 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-22 21:29:51,008 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-22 21:29:51,009 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-22 21:29:51,010 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-22 21:29:51,011 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-22 21:29:51,013 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-22 21:29:51,014 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-22 21:29:51,018 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-22 21:29:51,018 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-22 21:29:51,020 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-22 21:29:51,020 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-22 21:29:51,021 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-22 21:29:51,022 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-22 21:29:51,024 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-22 21:29:51,025 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-22 21:29:51,026 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-22 21:29:51,027 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-22 21:29:51,031 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-22 21:29:51,033 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-22 21:29:51,033 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-22 21:29:51,034 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-22 21:29:51,034 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-22 21:29:51,035 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-22 21:29:51,040 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-22 21:29:51,041 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-22 21:29:51,041 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-22 21:29:51,042 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-22 21:29:51,042 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-22 21:29:51,043 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-22 21:29:51,043 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-22 21:29:51,045 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-22 21:29:51,045 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-22 21:29:51,046 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-22 21:29:51,046 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-22 21:29:51,047 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-22 21:29:51,047 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-22 21:29:51,047 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-22 21:29:51,048 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-22 21:29:51,048 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-22 21:29:51,049 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-22 21:29:51,050 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-22 21:29:51,072 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-22 21:29:51,073 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-22 21:29:51,073 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-22 21:29:51,073 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-22 21:29:51,074 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-22 21:29:51,074 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-22 21:29:51,074 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-22 21:29:51,074 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-22 21:29:51,074 INFO L138 SettingsManager]: * Use SBE=true [2022-07-22 21:29:51,075 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-22 21:29:51,075 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-22 21:29:51,076 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-22 21:29:51,076 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-22 21:29:51,076 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-22 21:29:51,076 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-22 21:29:51,076 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-22 21:29:51,076 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-22 21:29:51,077 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-22 21:29:51,077 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-22 21:29:51,077 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-22 21:29:51,077 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-22 21:29:51,077 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-22 21:29:51,077 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-22 21:29:51,078 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-22 21:29:51,078 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 21:29:51,078 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-22 21:29:51,078 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-22 21:29:51,078 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-22 21:29:51,079 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-22 21:29:51,079 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-22 21:29:51,079 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-22 21:29:51,079 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-22 21:29:51,079 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-22 21:29:51,080 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2022-07-22 21:29:51,270 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-22 21:29:51,287 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-22 21:29:51,289 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-22 21:29:51,290 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-22 21:29:51,290 INFO L275 PluginConnector]: CDTParser initialized [2022-07-22 21:29:51,291 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-07-22 21:29:51,335 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3510be2e/36e64515ff3749a983e4fb82538a7bda/FLAG0118e07e8 [2022-07-22 21:29:51,748 INFO L306 CDTParser]: Found 1 translation units. [2022-07-22 21:29:51,749 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-07-22 21:29:51,761 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3510be2e/36e64515ff3749a983e4fb82538a7bda/FLAG0118e07e8 [2022-07-22 21:29:52,091 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3510be2e/36e64515ff3749a983e4fb82538a7bda [2022-07-22 21:29:52,093 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-22 21:29:52,094 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-22 21:29:52,102 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-22 21:29:52,102 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-22 21:29:52,113 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-22 21:29:52,114 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 09:29:52" (1/1) ... [2022-07-22 21:29:52,116 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ca9cd3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 09:29:52, skipping insertion in model container [2022-07-22 21:29:52,116 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 09:29:52" (1/1) ... [2022-07-22 21:29:52,121 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-22 21:29:52,193 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-22 21:29:52,410 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2022-07-22 21:29:52,674 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2022-07-22 21:29:52,675 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@89f30e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 09:29:52, skipping insertion in model container [2022-07-22 21:29:52,676 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-22 21:29:52,677 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-22 21:29:52,678 INFO L158 Benchmark]: Toolchain (without parser) took 583.30ms. Allocated memory is still 102.8MB. Free memory was 68.9MB in the beginning and 71.1MB in the end (delta: -2.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-07-22 21:29:52,680 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 102.8MB. Free memory was 59.8MB in the beginning and 59.8MB in the end (delta: 41.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-22 21:29:52,681 INFO L158 Benchmark]: CACSL2BoogieTranslator took 574.44ms. Allocated memory is still 102.8MB. Free memory was 68.6MB in the beginning and 71.1MB in the end (delta: -2.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-07-22 21:29:52,683 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 102.8MB. Free memory was 59.8MB in the beginning and 59.8MB in the end (delta: 41.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 574.44ms. Allocated memory is still 102.8MB. Free memory was 68.6MB in the beginning and 71.1MB in the end (delta: -2.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1369]: Unsupported Syntax Unsupported function: pthread_attr_init RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-22 21:29:54,623 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-22 21:29:54,625 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-22 21:29:54,667 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-22 21:29:54,668 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-22 21:29:54,669 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-22 21:29:54,672 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-22 21:29:54,674 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-22 21:29:54,676 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-22 21:29:54,685 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-22 21:29:54,687 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-22 21:29:54,691 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-22 21:29:54,691 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-22 21:29:54,693 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-22 21:29:54,694 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-22 21:29:54,696 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-22 21:29:54,699 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-22 21:29:54,700 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-22 21:29:54,702 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-22 21:29:54,703 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-22 21:29:54,706 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-22 21:29:54,707 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-22 21:29:54,708 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-22 21:29:54,710 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-22 21:29:54,710 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-22 21:29:54,713 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-22 21:29:54,716 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-22 21:29:54,716 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-22 21:29:54,717 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-22 21:29:54,717 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-22 21:29:54,718 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-22 21:29:54,718 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-22 21:29:54,719 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-22 21:29:54,720 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-22 21:29:54,721 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-22 21:29:54,722 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-22 21:29:54,722 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-22 21:29:54,723 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-22 21:29:54,723 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-22 21:29:54,723 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-22 21:29:54,724 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-22 21:29:54,725 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-22 21:29:54,729 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-07-22 21:29:54,758 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-22 21:29:54,759 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-22 21:29:54,759 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-22 21:29:54,760 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-22 21:29:54,760 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-22 21:29:54,760 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-22 21:29:54,761 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-22 21:29:54,761 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-22 21:29:54,761 INFO L138 SettingsManager]: * Use SBE=true [2022-07-22 21:29:54,762 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-22 21:29:54,762 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-22 21:29:54,762 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-22 21:29:54,763 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-22 21:29:54,763 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-22 21:29:54,763 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-22 21:29:54,763 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-22 21:29:54,764 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-22 21:29:54,764 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-22 21:29:54,764 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-22 21:29:54,764 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-22 21:29:54,764 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-22 21:29:54,764 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-22 21:29:54,765 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-22 21:29:54,765 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-22 21:29:54,765 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-22 21:29:54,765 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-22 21:29:54,765 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 21:29:54,766 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-22 21:29:54,766 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-22 21:29:54,766 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-22 21:29:54,766 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-22 21:29:54,766 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-22 21:29:54,766 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-22 21:29:54,767 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-22 21:29:54,767 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-22 21:29:54,767 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-22 21:29:54,767 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2022-07-22 21:29:55,065 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-22 21:29:55,100 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-22 21:29:55,102 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-22 21:29:55,103 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-22 21:29:55,104 INFO L275 PluginConnector]: CDTParser initialized [2022-07-22 21:29:55,106 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-07-22 21:29:55,174 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5f9d8920/2de4f571b8c24760aa5bf4ae65c6e406/FLAG441fb2e87 [2022-07-22 21:29:55,577 INFO L306 CDTParser]: Found 1 translation units. [2022-07-22 21:29:55,579 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-07-22 21:29:55,609 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5f9d8920/2de4f571b8c24760aa5bf4ae65c6e406/FLAG441fb2e87 [2022-07-22 21:29:55,625 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5f9d8920/2de4f571b8c24760aa5bf4ae65c6e406 [2022-07-22 21:29:55,627 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-22 21:29:55,627 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-22 21:29:55,648 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-22 21:29:55,648 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-22 21:29:55,655 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-22 21:29:55,655 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 09:29:55" (1/1) ... [2022-07-22 21:29:55,657 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a1ce289 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 09:29:55, skipping insertion in model container [2022-07-22 21:29:55,657 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 09:29:55" (1/1) ... [2022-07-22 21:29:55,675 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-22 21:29:55,758 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-22 21:29:56,046 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2022-07-22 21:29:56,441 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2022-07-22 21:29:56,442 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3981be95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 09:29:56, skipping insertion in model container [2022-07-22 21:29:56,442 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-22 21:29:56,442 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-22 21:29:56,445 INFO L158 Benchmark]: Toolchain (without parser) took 815.59ms. Allocated memory was 48.2MB in the beginning and 60.8MB in the end (delta: 12.6MB). Free memory was 23.0MB in the beginning and 38.6MB in the end (delta: -15.6MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. [2022-07-22 21:29:56,446 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 48.2MB. Free memory was 30.5MB in the beginning and 30.5MB in the end (delta: 33.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-22 21:29:56,447 INFO L158 Benchmark]: CACSL2BoogieTranslator took 794.10ms. Allocated memory was 48.2MB in the beginning and 60.8MB in the end (delta: 12.6MB). Free memory was 22.8MB in the beginning and 38.6MB in the end (delta: -15.8MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. [2022-07-22 21:29:56,448 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 48.2MB. Free memory was 30.5MB in the beginning and 30.5MB in the end (delta: 33.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 794.10ms. Allocated memory was 48.2MB in the beginning and 60.8MB in the end (delta: 12.6MB). Free memory was 22.8MB in the beginning and 38.6MB in the end (delta: -15.8MB). Peak memory consumption was 8.2MB. 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