./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_0fead8d5-fb12-4210-a4ce-9e19952121fc/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_0fead8d5-fb12-4210-a4ce-9e19952121fc/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0fead8d5-fb12-4210-a4ce-9e19952121fc/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0fead8d5-fb12-4210-a4ce-9e19952121fc/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i -s /tmp/vcloud-vcloud-master/worker/run_dir_0fead8d5-fb12-4210-a4ce-9e19952121fc/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0fead8d5-fb12-4210-a4ce-9e19952121fc/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 02c317dfb0e531d0f3d38f86ef215d1fe8f154e8 .......................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_0fead8d5-fb12-4210-a4ce-9e19952121fc/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_0fead8d5-fb12-4210-a4ce-9e19952121fc/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0fead8d5-fb12-4210-a4ce-9e19952121fc/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0fead8d5-fb12-4210-a4ce-9e19952121fc/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i -s /tmp/vcloud-vcloud-master/worker/run_dir_0fead8d5-fb12-4210-a4ce-9e19952121fc/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0fead8d5-fb12-4210-a4ce-9e19952121fc/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 02c317dfb0e531d0f3d38f86ef215d1fe8f154e8 ...................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2020-12-09 17:14:22,069 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 17:14:22,071 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 17:14:22,110 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 17:14:22,111 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 17:14:22,112 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 17:14:22,114 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 17:14:22,116 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 17:14:22,118 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 17:14:22,119 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 17:14:22,120 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 17:14:22,122 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 17:14:22,122 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 17:14:22,123 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 17:14:22,125 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 17:14:22,126 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 17:14:22,127 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 17:14:22,128 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 17:14:22,130 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 17:14:22,132 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 17:14:22,134 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 17:14:22,135 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 17:14:22,137 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 17:14:22,138 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 17:14:22,141 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 17:14:22,141 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 17:14:22,141 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 17:14:22,142 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 17:14:22,143 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 17:14:22,144 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 17:14:22,144 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 17:14:22,145 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 17:14:22,146 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 17:14:22,147 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 17:14:22,148 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 17:14:22,148 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 17:14:22,149 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 17:14:22,149 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 17:14:22,149 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 17:14:22,150 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 17:14:22,151 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 17:14:22,152 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0fead8d5-fb12-4210-a4ce-9e19952121fc/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-12-09 17:14:22,170 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 17:14:22,170 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 17:14:22,170 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 17:14:22,171 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 17:14:22,171 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 17:14:22,171 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 17:14:22,171 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-09 17:14:22,171 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 17:14:22,171 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 17:14:22,171 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-09 17:14:22,171 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-09 17:14:22,171 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 17:14:22,172 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-09 17:14:22,172 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-09 17:14:22,172 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-09 17:14:22,172 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 17:14:22,172 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 17:14:22,172 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 17:14:22,172 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 17:14:22,173 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 17:14:22,173 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 17:14:22,173 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 17:14:22,173 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 17:14:22,173 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 17:14:22,173 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 17:14:22,173 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 17:14:22,173 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 17:14:22,173 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 17:14:22,174 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 17:14:22,174 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 17:14:22,174 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 17:14:22,174 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 17:14:22,174 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 17:14:22,174 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 17:14:22,174 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-09 17:14:22,174 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-09 17:14:22,174 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 17:14:22,175 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 17:14:22,175 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 17:14:22,175 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_0fead8d5-fb12-4210-a4ce-9e19952121fc/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_0fead8d5-fb12-4210-a4ce-9e19952121fc/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 02c317dfb0e531d0f3d38f86ef215d1fe8f154e8 [2020-12-09 17:14:22,356 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 17:14:22,376 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 17:14:22,378 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 17:14:22,379 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 17:14:22,379 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 17:14:22,380 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0fead8d5-fb12-4210-a4ce-9e19952121fc/bin/utaipan/../../sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i [2020-12-09 17:14:22,422 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0fead8d5-fb12-4210-a4ce-9e19952121fc/bin/utaipan/data/446efddb6/996a8357e9814b1896b630a33665ee1a/FLAGefb4552a4 [2020-12-09 17:14:22,881 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 17:14:22,882 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0fead8d5-fb12-4210-a4ce-9e19952121fc/sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i [2020-12-09 17:14:22,900 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0fead8d5-fb12-4210-a4ce-9e19952121fc/bin/utaipan/data/446efddb6/996a8357e9814b1896b630a33665ee1a/FLAGefb4552a4 [2020-12-09 17:14:23,221 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0fead8d5-fb12-4210-a4ce-9e19952121fc/bin/utaipan/data/446efddb6/996a8357e9814b1896b630a33665ee1a [2020-12-09 17:14:23,225 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 17:14:23,227 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 17:14:23,230 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 17:14:23,230 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 17:14:23,234 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 17:14:23,234 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:14:23" (1/1) ... [2020-12-09 17:14:23,236 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bb5c137 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:14:23, skipping insertion in model container [2020-12-09 17:14:23,237 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:14:23" (1/1) ... [2020-12-09 17:14:23,243 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 17:14:23,281 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 17:14:23,388 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_0fead8d5-fb12-4210-a4ce-9e19952121fc/sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i[951,964] [2020-12-09 17:14:23,602 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2020-12-09 17:14:23,603 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5a309beb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:14:23, skipping insertion in model container [2020-12-09 17:14:23,603 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 17:14:23,603 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-09 17:14:23,605 INFO L168 Benchmark]: Toolchain (without parser) took 376.77 ms. Allocated memory is still 100.7 MB. Free memory was 57.1 MB in the beginning and 67.1 MB in the end (delta: -9.9 MB). Peak memory consumption was 8.1 MB. Max. memory is 16.1 GB. [2020-12-09 17:14:23,605 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 100.7 MB. Free memory is still 76.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 17:14:23,606 INFO L168 Benchmark]: CACSL2BoogieTranslator took 373.42 ms. Allocated memory is still 100.7 MB. Free memory was 57.0 MB in the beginning and 67.1 MB in the end (delta: -10.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 16.1 GB. [2020-12-09 17:14:23,607 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 100.7 MB. Free memory is still 76.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 373.42 ms. Allocated memory is still 100.7 MB. Free memory was 57.0 MB in the beginning and 67.1 MB in the end (delta: -10.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1374]: Unsupported Syntax Unsupported function: pthread_attr_init RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2020-12-09 17:14:24,955 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 17:14:24,957 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 17:14:24,981 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 17:14:24,981 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 17:14:24,982 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 17:14:24,984 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 17:14:24,985 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 17:14:24,987 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 17:14:24,988 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 17:14:24,989 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 17:14:24,990 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 17:14:24,990 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 17:14:24,991 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 17:14:24,992 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 17:14:24,993 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 17:14:24,993 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 17:14:24,994 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 17:14:24,996 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 17:14:24,997 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 17:14:24,999 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 17:14:25,000 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 17:14:25,002 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 17:14:25,003 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 17:14:25,006 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 17:14:25,007 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 17:14:25,007 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 17:14:25,008 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 17:14:25,009 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 17:14:25,010 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 17:14:25,010 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 17:14:25,010 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 17:14:25,011 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 17:14:25,012 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 17:14:25,013 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 17:14:25,013 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 17:14:25,013 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 17:14:25,013 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 17:14:25,014 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 17:14:25,014 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 17:14:25,015 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 17:14:25,016 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0fead8d5-fb12-4210-a4ce-9e19952121fc/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-12-09 17:14:25,037 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 17:14:25,038 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 17:14:25,038 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 17:14:25,038 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 17:14:25,039 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 17:14:25,039 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 17:14:25,039 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 17:14:25,039 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 17:14:25,039 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 17:14:25,040 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 17:14:25,040 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 17:14:25,040 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 17:14:25,040 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 17:14:25,040 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 17:14:25,041 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 17:14:25,041 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 17:14:25,041 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 17:14:25,041 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-09 17:14:25,041 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-09 17:14:25,041 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 17:14:25,041 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 17:14:25,042 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 17:14:25,042 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 17:14:25,042 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 17:14:25,042 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-09 17:14:25,042 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 17:14:25,042 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 17:14:25,042 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 17:14:25,043 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 17:14:25,043 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 17:14:25,043 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-09 17:14:25,043 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2020-12-09 17:14:25,043 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 17:14:25,043 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 17:14:25,043 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 17:14:25,043 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:/tmp/vcloud-vcloud-master/worker/run_dir_0fead8d5-fb12-4210-a4ce-9e19952121fc/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_0fead8d5-fb12-4210-a4ce-9e19952121fc/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 02c317dfb0e531d0f3d38f86ef215d1fe8f154e8 [2020-12-09 17:14:25,289 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 17:14:25,304 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 17:14:25,306 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 17:14:25,307 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 17:14:25,307 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 17:14:25,308 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0fead8d5-fb12-4210-a4ce-9e19952121fc/bin/utaipan/../../sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i [2020-12-09 17:14:25,351 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0fead8d5-fb12-4210-a4ce-9e19952121fc/bin/utaipan/data/8dae28d1b/54a5dec2198540d0a529e17382c0ff5b/FLAGd23cd4d18 [2020-12-09 17:14:25,819 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 17:14:25,819 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0fead8d5-fb12-4210-a4ce-9e19952121fc/sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i [2020-12-09 17:14:25,834 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0fead8d5-fb12-4210-a4ce-9e19952121fc/bin/utaipan/data/8dae28d1b/54a5dec2198540d0a529e17382c0ff5b/FLAGd23cd4d18 [2020-12-09 17:14:25,848 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0fead8d5-fb12-4210-a4ce-9e19952121fc/bin/utaipan/data/8dae28d1b/54a5dec2198540d0a529e17382c0ff5b [2020-12-09 17:14:25,850 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 17:14:25,852 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 17:14:25,853 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 17:14:25,853 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 17:14:25,856 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 17:14:25,857 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:14:25" (1/1) ... [2020-12-09 17:14:25,859 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5581ccb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:14:25, skipping insertion in model container [2020-12-09 17:14:25,859 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:14:25" (1/1) ... [2020-12-09 17:14:25,866 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 17:14:25,908 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 17:14:26,057 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_0fead8d5-fb12-4210-a4ce-9e19952121fc/sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i[951,964] [2020-12-09 17:14:26,294 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2020-12-09 17:14:26,295 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3d135892 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:14:26, skipping insertion in model container [2020-12-09 17:14:26,295 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 17:14:26,295 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-09 17:14:26,297 INFO L168 Benchmark]: Toolchain (without parser) took 444.35 ms. Allocated memory is still 60.8 MB. Free memory was 37.8 MB in the beginning and 40.1 MB in the end (delta: -2.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-12-09 17:14:26,297 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 60.8 MB. Free memory was 43.9 MB in the beginning and 43.8 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 17:14:26,298 INFO L168 Benchmark]: CACSL2BoogieTranslator took 442.21 ms. Allocated memory is still 60.8 MB. Free memory was 37.6 MB in the beginning and 40.1 MB in the end (delta: -2.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-12-09 17:14:26,299 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 60.8 MB. Free memory was 43.9 MB in the beginning and 43.8 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 442.21 ms. Allocated memory is still 60.8 MB. Free memory was 37.6 MB in the beginning and 40.1 MB in the end (delta: -2.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1374]: Unsupported Syntax Unsupported function: pthread_attr_init RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...