./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 839c364b 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 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 16:40:49,068 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 16:40:49,097 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 16:40:49,131 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 16:40:49,131 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 16:40:49,134 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 16:40:49,135 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 16:40:49,137 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 16:40:49,138 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 16:40:49,141 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 16:40:49,142 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 16:40:49,143 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 16:40:49,143 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 16:40:49,145 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 16:40:49,146 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 16:40:49,149 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 16:40:49,150 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 16:40:49,150 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 16:40:49,152 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 16:40:49,156 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 16:40:49,157 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 16:40:49,158 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 16:40:49,159 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 16:40:49,159 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 16:40:49,164 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 16:40:49,164 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 16:40:49,164 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 16:40:49,166 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 16:40:49,166 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 16:40:49,166 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 16:40:49,167 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 16:40:49,167 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 16:40:49,168 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 16:40:49,169 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 16:40:49,170 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 16:40:49,170 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 16:40:49,170 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 16:40:49,171 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 16:40:49,171 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 16:40:49,172 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 16:40:49,172 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 16:40:49,173 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-14 16:40:49,195 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 16:40:49,196 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 16:40:49,196 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 16:40:49,196 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 16:40:49,197 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 16:40:49,197 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 16:40:49,197 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 16:40:49,198 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 16:40:49,198 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 16:40:49,198 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 16:40:49,198 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-14 16:40:49,199 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 16:40:49,199 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-14 16:40:49,199 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 16:40:49,199 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-14 16:40:49,199 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 16:40:49,199 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-14 16:40:49,199 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-14 16:40:49,200 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 16:40:49,200 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 16:40:49,200 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-14 16:40:49,200 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 16:40:49,200 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 16:40:49,200 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 16:40:49,200 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 16:40:49,201 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 16:40:49,201 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 16:40:49,202 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-14 16:40:49,202 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 16:40:49,202 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-14 16:40:49,202 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-14 16:40:49,202 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-14 16:40:49,202 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-14 16:40:49,202 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 16:40:49,203 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2021-12-14 16:40:49,404 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 16:40:49,422 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 16:40:49,424 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 16:40:49,426 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 16:40:49,427 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 16:40:49,428 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-12-14 16:40:49,479 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b24b42b4d/213787f3d2d741fab01de08659bee7e1/FLAG256f1ebb2 [2021-12-14 16:40:49,943 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 16:40:49,943 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-12-14 16:40:49,961 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b24b42b4d/213787f3d2d741fab01de08659bee7e1/FLAG256f1ebb2 [2021-12-14 16:40:49,974 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b24b42b4d/213787f3d2d741fab01de08659bee7e1 [2021-12-14 16:40:49,976 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 16:40:49,978 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 16:40:49,981 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 16:40:49,981 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 16:40:49,984 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 16:40:49,984 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:40:49" (1/1) ... [2021-12-14 16:40:49,985 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f7beec8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:40:49, skipping insertion in model container [2021-12-14 16:40:49,985 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:40:49" (1/1) ... [2021-12-14 16:40:49,990 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 16:40:50,033 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 16:40:50,197 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] [2021-12-14 16:40:50,443 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2021-12-14 16:40:50,444 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5f5fec75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:40:50, skipping insertion in model container [2021-12-14 16:40:50,444 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 16:40:50,444 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-14 16:40:50,446 INFO L158 Benchmark]: Toolchain (without parser) took 466.91ms. Allocated memory is still 102.8MB. Free memory was 67.0MB in the beginning and 71.7MB in the end (delta: -4.6MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2021-12-14 16:40:50,446 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 75.5MB. Free memory is still 35.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-14 16:40:50,446 INFO L158 Benchmark]: CACSL2BoogieTranslator took 463.39ms. Allocated memory is still 102.8MB. Free memory was 66.8MB in the beginning and 71.7MB in the end (delta: -4.8MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2021-12-14 16:40:50,447 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 75.5MB. Free memory is still 35.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 463.39ms. Allocated memory is still 102.8MB. Free memory was 66.8MB in the beginning and 71.7MB in the end (delta: -4.8MB). Peak memory consumption was 8.6MB. 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 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 16:40:51,954 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 16:40:51,961 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 16:40:51,987 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 16:40:51,989 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 16:40:51,992 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 16:40:51,994 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 16:40:51,998 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 16:40:52,000 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 16:40:52,003 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 16:40:52,004 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 16:40:52,005 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 16:40:52,006 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 16:40:52,007 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 16:40:52,009 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 16:40:52,012 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 16:40:52,013 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 16:40:52,014 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 16:40:52,015 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 16:40:52,018 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 16:40:52,024 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 16:40:52,025 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 16:40:52,025 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 16:40:52,026 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 16:40:52,028 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 16:40:52,034 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 16:40:52,035 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 16:40:52,035 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 16:40:52,036 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 16:40:52,037 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 16:40:52,037 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 16:40:52,038 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 16:40:52,039 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 16:40:52,039 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 16:40:52,040 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 16:40:52,040 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 16:40:52,041 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 16:40:52,041 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 16:40:52,041 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 16:40:52,042 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 16:40:52,043 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 16:40:52,046 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-12-14 16:40:52,068 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 16:40:52,069 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 16:40:52,070 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 16:40:52,070 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 16:40:52,070 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 16:40:52,071 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 16:40:52,071 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 16:40:52,072 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 16:40:52,072 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 16:40:52,072 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 16:40:52,073 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-14 16:40:52,073 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-14 16:40:52,073 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 16:40:52,073 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-14 16:40:52,073 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 16:40:52,073 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-14 16:40:52,074 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-14 16:40:52,074 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-14 16:40:52,074 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-14 16:40:52,074 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-14 16:40:52,074 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 16:40:52,074 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 16:40:52,074 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-14 16:40:52,075 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 16:40:52,075 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 16:40:52,075 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 16:40:52,075 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 16:40:52,075 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 16:40:52,075 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 16:40:52,076 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-14 16:40:52,076 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-14 16:40:52,076 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-14 16:40:52,076 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-14 16:40:52,076 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-14 16:40:52,077 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-14 16:40:52,077 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 16:40:52,077 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-14 16:40:52,077 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2021-12-14 16:40:52,337 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 16:40:52,357 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 16:40:52,359 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 16:40:52,360 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 16:40:52,360 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 16:40:52,361 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-12-14 16:40:52,403 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f8aaf1cd/62df37d4cf5a4da2933ce56e9d232dbe/FLAG113a1d4a9 [2021-12-14 16:40:52,927 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 16:40:52,928 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-12-14 16:40:52,943 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f8aaf1cd/62df37d4cf5a4da2933ce56e9d232dbe/FLAG113a1d4a9 [2021-12-14 16:40:53,430 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f8aaf1cd/62df37d4cf5a4da2933ce56e9d232dbe [2021-12-14 16:40:53,432 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 16:40:53,433 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 16:40:53,434 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 16:40:53,434 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 16:40:53,436 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 16:40:53,437 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:40:53" (1/1) ... [2021-12-14 16:40:53,438 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21586298 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:40:53, skipping insertion in model container [2021-12-14 16:40:53,439 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:40:53" (1/1) ... [2021-12-14 16:40:53,443 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 16:40:53,485 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 16:40:53,693 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] [2021-12-14 16:40:53,979 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2021-12-14 16:40:53,979 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@10010c49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:40:53, skipping insertion in model container [2021-12-14 16:40:53,979 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 16:40:53,979 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-14 16:40:53,981 INFO L158 Benchmark]: Toolchain (without parser) took 547.24ms. Allocated memory is still 65.0MB. Free memory was 42.7MB in the beginning and 42.7MB in the end (delta: 31.5kB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. [2021-12-14 16:40:53,981 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 65.0MB. Free memory was 45.9MB in the beginning and 45.8MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-14 16:40:53,983 INFO L158 Benchmark]: CACSL2BoogieTranslator took 545.72ms. Allocated memory is still 65.0MB. Free memory was 42.6MB in the beginning and 42.7MB in the end (delta: -121.1kB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. [2021-12-14 16:40:53,984 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 65.0MB. Free memory was 45.9MB in the beginning and 45.8MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 545.72ms. Allocated memory is still 65.0MB. Free memory was 42.6MB in the beginning and 42.7MB in the end (delta: -121.1kB). Peak memory consumption was 12.1MB. 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