./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_f0a4010d-a27d-4983-a371-638c652c3657/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_f0a4010d-a27d-4983-a371-638c652c3657/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f0a4010d-a27d-4983-a371-638c652c3657/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f0a4010d-a27d-4983-a371-638c652c3657/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i -s /tmp/vcloud-vcloud-master/worker/run_dir_f0a4010d-a27d-4983-a371-638c652c3657/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f0a4010d-a27d-4983-a371-638c652c3657/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_f0a4010d-a27d-4983-a371-638c652c3657/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_f0a4010d-a27d-4983-a371-638c652c3657/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f0a4010d-a27d-4983-a371-638c652c3657/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f0a4010d-a27d-4983-a371-638c652c3657/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i -s /tmp/vcloud-vcloud-master/worker/run_dir_f0a4010d-a27d-4983-a371-638c652c3657/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f0a4010d-a27d-4983-a371-638c652c3657/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 [2020-12-03 12:30:33,469 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-03 12:30:33,472 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-03 12:30:33,546 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-03 12:30:33,546 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-03 12:30:33,548 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-03 12:30:33,550 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-03 12:30:33,565 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-03 12:30:33,567 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-03 12:30:33,568 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-03 12:30:33,569 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-03 12:30:33,571 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-03 12:30:33,572 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-03 12:30:33,575 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-03 12:30:33,577 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-03 12:30:33,579 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-03 12:30:33,581 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-03 12:30:33,586 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-03 12:30:33,589 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-03 12:30:33,595 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-03 12:30:33,601 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-03 12:30:33,603 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-03 12:30:33,605 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-03 12:30:33,607 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-03 12:30:33,613 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-03 12:30:33,613 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-03 12:30:33,614 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-03 12:30:33,616 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-03 12:30:33,616 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-03 12:30:33,618 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-03 12:30:33,618 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-03 12:30:33,619 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-03 12:30:33,621 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-03 12:30:33,623 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-03 12:30:33,624 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-03 12:30:33,624 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-03 12:30:33,625 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-03 12:30:33,626 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-03 12:30:33,626 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-03 12:30:33,627 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-03 12:30:33,628 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-03 12:30:33,630 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f0a4010d-a27d-4983-a371-638c652c3657/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-12-03 12:30:33,677 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-03 12:30:33,677 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-03 12:30:33,678 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-03 12:30:33,679 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-03 12:30:33,679 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-03 12:30:33,679 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-03 12:30:33,679 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-03 12:30:33,680 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-03 12:30:33,680 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-03 12:30:33,680 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-03 12:30:33,681 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-03 12:30:33,681 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-03 12:30:33,682 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-03 12:30:33,682 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-03 12:30:33,682 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-03 12:30:33,683 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-03 12:30:33,683 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-03 12:30:33,683 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-03 12:30:33,684 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-03 12:30:33,684 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-03 12:30:33,684 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-03 12:30:33,684 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-03 12:30:33,685 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-03 12:30:33,685 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-03 12:30:33,685 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-03 12:30:33,685 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-03 12:30:33,685 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-03 12:30:33,686 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-03 12:30:33,686 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-03 12:30:33,686 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-03 12:30:33,686 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-03 12:30:33,687 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-03 12:30:33,687 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-03 12:30:33,687 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-03 12:30:33,688 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-03 12:30:33,688 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-03 12:30:33,688 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-03 12:30:33,688 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-03 12:30:33,688 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-03 12:30:33,689 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_f0a4010d-a27d-4983-a371-638c652c3657/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_f0a4010d-a27d-4983-a371-638c652c3657/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 02c317dfb0e531d0f3d38f86ef215d1fe8f154e8 [2020-12-03 12:30:34,007 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-03 12:30:34,047 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-03 12:30:34,049 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-03 12:30:34,051 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-03 12:30:34,052 INFO L275 PluginConnector]: CDTParser initialized [2020-12-03 12:30:34,053 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f0a4010d-a27d-4983-a371-638c652c3657/bin/utaipan/../../sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i [2020-12-03 12:30:34,136 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f0a4010d-a27d-4983-a371-638c652c3657/bin/utaipan/data/ba58e8466/56272ef1528a45ee915044f0f9f531c4/FLAG2d57d99a0 [2020-12-03 12:30:34,780 INFO L306 CDTParser]: Found 1 translation units. [2020-12-03 12:30:34,783 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f0a4010d-a27d-4983-a371-638c652c3657/sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i [2020-12-03 12:30:34,814 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f0a4010d-a27d-4983-a371-638c652c3657/bin/utaipan/data/ba58e8466/56272ef1528a45ee915044f0f9f531c4/FLAG2d57d99a0 [2020-12-03 12:30:35,006 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f0a4010d-a27d-4983-a371-638c652c3657/bin/utaipan/data/ba58e8466/56272ef1528a45ee915044f0f9f531c4 [2020-12-03 12:30:35,009 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-03 12:30:35,012 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-03 12:30:35,018 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-03 12:30:35,018 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-03 12:30:35,023 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-03 12:30:35,024 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:30:35" (1/1) ... [2020-12-03 12:30:35,027 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41370c02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:30:35, skipping insertion in model container [2020-12-03 12:30:35,027 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:30:35" (1/1) ... [2020-12-03 12:30:35,034 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-03 12:30:35,108 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-03 12:30:35,346 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_f0a4010d-a27d-4983-a371-638c652c3657/sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i[951,964] [2020-12-03 12:30:35,701 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2020-12-03 12:30:35,702 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7f321268 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:30:35, skipping insertion in model container [2020-12-03 12:30:35,702 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-03 12:30:35,703 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-03 12:30:35,705 INFO L168 Benchmark]: Toolchain (without parser) took 691.43 ms. Allocated memory is still 107.0 MB. Free memory was 72.4 MB in the beginning and 77.2 MB in the end (delta: -4.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-03 12:30:35,706 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 75.5 MB. Free memory was 35.3 MB in the beginning and 35.2 MB in the end (delta: 63.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-03 12:30:35,707 INFO L168 Benchmark]: CACSL2BoogieTranslator took 684.59 ms. Allocated memory is still 107.0 MB. Free memory was 72.2 MB in the beginning and 77.2 MB in the end (delta: -5.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-03 12:30:35,708 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 75.5 MB. Free memory was 35.3 MB in the beginning and 35.2 MB in the end (delta: 63.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 684.59 ms. Allocated memory is still 107.0 MB. Free memory was 72.2 MB in the beginning and 77.2 MB in the end (delta: -5.0 MB). Peak memory consumption was 10.5 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 [2020-12-03 12:30:37,993 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-03 12:30:37,995 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-03 12:30:38,037 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-03 12:30:38,038 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-03 12:30:38,039 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-03 12:30:38,042 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-03 12:30:38,044 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-03 12:30:38,047 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-03 12:30:38,048 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-03 12:30:38,050 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-03 12:30:38,060 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-03 12:30:38,061 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-03 12:30:38,062 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-03 12:30:38,064 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-03 12:30:38,065 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-03 12:30:38,066 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-03 12:30:38,068 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-03 12:30:38,070 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-03 12:30:38,083 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-03 12:30:38,086 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-03 12:30:38,091 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-03 12:30:38,096 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-03 12:30:38,099 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-03 12:30:38,108 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-03 12:30:38,108 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-03 12:30:38,109 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-03 12:30:38,110 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-03 12:30:38,112 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-03 12:30:38,113 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-03 12:30:38,113 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-03 12:30:38,114 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-03 12:30:38,116 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-03 12:30:38,117 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-03 12:30:38,118 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-03 12:30:38,118 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-03 12:30:38,118 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-03 12:30:38,118 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-03 12:30:38,119 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-03 12:30:38,119 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-03 12:30:38,120 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-03 12:30:38,123 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f0a4010d-a27d-4983-a371-638c652c3657/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-12-03 12:30:38,166 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-03 12:30:38,167 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-03 12:30:38,169 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-03 12:30:38,169 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-03 12:30:38,169 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-03 12:30:38,170 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-03 12:30:38,170 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-03 12:30:38,170 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-03 12:30:38,170 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-03 12:30:38,172 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-03 12:30:38,173 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-03 12:30:38,173 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-03 12:30:38,173 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-03 12:30:38,174 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-03 12:30:38,174 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-03 12:30:38,174 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-03 12:30:38,174 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-03 12:30:38,175 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-03 12:30:38,175 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-03 12:30:38,175 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-03 12:30:38,175 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-03 12:30:38,175 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-03 12:30:38,176 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-03 12:30:38,176 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-03 12:30:38,176 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-03 12:30:38,176 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-03 12:30:38,177 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-03 12:30:38,177 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-03 12:30:38,177 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-03 12:30:38,177 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-03 12:30:38,177 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-03 12:30:38,178 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2020-12-03 12:30:38,178 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-03 12:30:38,178 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-03 12:30:38,178 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-03 12:30:38,179 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_f0a4010d-a27d-4983-a371-638c652c3657/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_f0a4010d-a27d-4983-a371-638c652c3657/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 02c317dfb0e531d0f3d38f86ef215d1fe8f154e8 [2020-12-03 12:30:38,578 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-03 12:30:38,610 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-03 12:30:38,614 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-03 12:30:38,617 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-03 12:30:38,618 INFO L275 PluginConnector]: CDTParser initialized [2020-12-03 12:30:38,619 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f0a4010d-a27d-4983-a371-638c652c3657/bin/utaipan/../../sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i [2020-12-03 12:30:38,697 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f0a4010d-a27d-4983-a371-638c652c3657/bin/utaipan/data/41f7cea04/04966858b3a74721a6f86d1685405550/FLAG0e083eea2 [2020-12-03 12:30:39,359 INFO L306 CDTParser]: Found 1 translation units. [2020-12-03 12:30:39,360 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f0a4010d-a27d-4983-a371-638c652c3657/sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i [2020-12-03 12:30:39,391 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f0a4010d-a27d-4983-a371-638c652c3657/bin/utaipan/data/41f7cea04/04966858b3a74721a6f86d1685405550/FLAG0e083eea2 [2020-12-03 12:30:39,596 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f0a4010d-a27d-4983-a371-638c652c3657/bin/utaipan/data/41f7cea04/04966858b3a74721a6f86d1685405550 [2020-12-03 12:30:39,600 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-03 12:30:39,603 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-03 12:30:39,607 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-03 12:30:39,608 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-03 12:30:39,613 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-03 12:30:39,613 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:30:39" (1/1) ... [2020-12-03 12:30:39,616 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58cdac51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:30:39, skipping insertion in model container [2020-12-03 12:30:39,617 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:30:39" (1/1) ... [2020-12-03 12:30:39,625 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-03 12:30:39,712 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-03 12:30:39,890 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_f0a4010d-a27d-4983-a371-638c652c3657/sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i[951,964] [2020-12-03 12:30:40,462 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2020-12-03 12:30:40,463 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4fd45fa6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:30:40, skipping insertion in model container [2020-12-03 12:30:40,463 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-03 12:30:40,463 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-03 12:30:40,466 INFO L168 Benchmark]: Toolchain (without parser) took 862.13 ms. Allocated memory is still 56.6 MB. Free memory was 32.4 MB in the beginning and 35.0 MB in the end (delta: -2.6 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-12-03 12:30:40,467 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 56.6 MB. Free memory was 38.5 MB in the beginning and 38.4 MB in the end (delta: 44.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-03 12:30:40,471 INFO L168 Benchmark]: CACSL2BoogieTranslator took 855.84 ms. Allocated memory is still 56.6 MB. Free memory was 32.3 MB in the beginning and 35.0 MB in the end (delta: -2.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-12-03 12:30:40,473 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 56.6 MB. Free memory was 38.5 MB in the beginning and 38.4 MB in the end (delta: 44.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 855.84 ms. Allocated memory is still 56.6 MB. Free memory was 32.3 MB in the beginning and 35.0 MB in the end (delta: -2.8 MB). Peak memory consumption was 16.8 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...