./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_set.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_5cfdecb6-6b9c-48e8-b7b3-0b67cbaaa80a/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_5cfdecb6-6b9c-48e8-b7b3-0b67cbaaa80a/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_5cfdecb6-6b9c-48e8-b7b3-0b67cbaaa80a/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_5cfdecb6-6b9c-48e8-b7b3-0b67cbaaa80a/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_set.i -s /tmp/vcloud-vcloud-master/worker/run_dir_5cfdecb6-6b9c-48e8-b7b3-0b67cbaaa80a/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_5cfdecb6-6b9c-48e8-b7b3-0b67cbaaa80a/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a78604ed9a61b48f15b646271bb6cb1853aa7bc1 ..................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_5cfdecb6-6b9c-48e8-b7b3-0b67cbaaa80a/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_5cfdecb6-6b9c-48e8-b7b3-0b67cbaaa80a/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_5cfdecb6-6b9c-48e8-b7b3-0b67cbaaa80a/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_5cfdecb6-6b9c-48e8-b7b3-0b67cbaaa80a/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_set.i -s /tmp/vcloud-vcloud-master/worker/run_dir_5cfdecb6-6b9c-48e8-b7b3-0b67cbaaa80a/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_5cfdecb6-6b9c-48e8-b7b3-0b67cbaaa80a/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a78604ed9a61b48f15b646271bb6cb1853aa7bc1 ................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 12:30:09,617 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 12:30:09,618 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 12:30:09,625 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 12:30:09,626 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 12:30:09,626 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 12:30:09,627 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 12:30:09,629 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 12:30:09,630 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 12:30:09,630 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 12:30:09,631 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 12:30:09,632 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 12:30:09,632 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 12:30:09,633 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 12:30:09,633 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 12:30:09,634 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 12:30:09,635 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 12:30:09,635 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 12:30:09,637 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 12:30:09,638 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 12:30:09,639 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 12:30:09,640 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 12:30:09,641 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 12:30:09,641 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 12:30:09,643 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 12:30:09,643 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 12:30:09,643 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 12:30:09,644 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 12:30:09,644 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 12:30:09,645 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 12:30:09,645 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 12:30:09,645 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 12:30:09,646 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 12:30:09,646 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 12:30:09,647 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 12:30:09,647 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 12:30:09,647 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 12:30:09,647 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 12:30:09,647 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 12:30:09,648 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 12:30:09,648 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 12:30:09,649 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_5cfdecb6-6b9c-48e8-b7b3-0b67cbaaa80a/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 12:30:09,658 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 12:30:09,658 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 12:30:09,659 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 12:30:09,659 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 12:30:09,659 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 12:30:09,659 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 12:30:09,659 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 12:30:09,660 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 12:30:09,660 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 12:30:09,660 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 12:30:09,660 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 12:30:09,660 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 12:30:09,660 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 12:30:09,660 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 12:30:09,660 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 12:30:09,661 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 12:30:09,661 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 12:30:09,661 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 12:30:09,661 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 12:30:09,661 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 12:30:09,661 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 12:30:09,661 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 12:30:09,661 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 12:30:09,662 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 12:30:09,662 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 12:30:09,662 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 12:30:09,662 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 12:30:09,662 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 12:30:09,662 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 12:30:09,662 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 12:30:09,662 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 12:30:09,662 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 12:30:09,663 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 12:30:09,663 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 12:30:09,663 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 12:30:09,663 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 12:30:09,663 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 12:30:09,663 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 12:30:09,663 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 12:30:09,663 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 12:30:09,663 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_5cfdecb6-6b9c-48e8-b7b3-0b67cbaaa80a/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(__VERIFIER_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 -> a78604ed9a61b48f15b646271bb6cb1853aa7bc1 [2019-12-07 12:30:09,760 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 12:30:09,770 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 12:30:09,773 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 12:30:09,774 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 12:30:09,775 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 12:30:09,775 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_5cfdecb6-6b9c-48e8-b7b3-0b67cbaaa80a/bin/utaipan/../../sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_set.i [2019-12-07 12:30:09,817 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5cfdecb6-6b9c-48e8-b7b3-0b67cbaaa80a/bin/utaipan/data/4dbe1b9d0/b52d1e7b04c2496688cda4dba8592450/FLAGc16e9bbc2 [2019-12-07 12:30:10,442 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 12:30:10,442 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_5cfdecb6-6b9c-48e8-b7b3-0b67cbaaa80a/sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_set.i [2019-12-07 12:30:10,470 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5cfdecb6-6b9c-48e8-b7b3-0b67cbaaa80a/bin/utaipan/data/4dbe1b9d0/b52d1e7b04c2496688cda4dba8592450/FLAGc16e9bbc2 [2019-12-07 12:30:10,856 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_5cfdecb6-6b9c-48e8-b7b3-0b67cbaaa80a/bin/utaipan/data/4dbe1b9d0/b52d1e7b04c2496688cda4dba8592450 [2019-12-07 12:30:10,861 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 12:30:10,864 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 12:30:10,866 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 12:30:10,866 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 12:30:10,871 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 12:30:10,872 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:30:10" (1/1) ... [2019-12-07 12:30:10,875 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@338753a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:30:10, skipping insertion in model container [2019-12-07 12:30:10,875 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:30:10" (1/1) ... [2019-12-07 12:30:10,881 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 12:30:10,954 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 12:30:13,626 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2019-12-07 12:30:13,626 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@29e68e0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:30:13, skipping insertion in model container [2019-12-07 12:30:13,626 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 12:30:13,627 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 12:30:13,629 INFO L168 Benchmark]: Toolchain (without parser) took 2765.18 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.1 MB). Free memory was 925.4 MB in the beginning and 1.0 GB in the end (delta: -115.9 MB). Peak memory consumption was 64.0 MB. Max. memory is 11.5 GB. [2019-12-07 12:30:13,629 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 952.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 12:30:13,630 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2760.76 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.1 MB). Free memory was 925.4 MB in the beginning and 1.0 GB in the end (delta: -115.9 MB). Peak memory consumption was 64.0 MB. Max. memory is 11.5 GB. [2019-12-07 12:30:13,631 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 952.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2760.76 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.1 MB). Free memory was 925.4 MB in the beginning and 1.0 GB in the end (delta: -115.9 MB). Peak memory consumption was 64.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 4698]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: snprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-12-07 12:30:14,769 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 12:30:14,770 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 12:30:14,778 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 12:30:14,778 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 12:30:14,779 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 12:30:14,780 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 12:30:14,781 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 12:30:14,782 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 12:30:14,783 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 12:30:14,783 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 12:30:14,784 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 12:30:14,784 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 12:30:14,785 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 12:30:14,786 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 12:30:14,787 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 12:30:14,787 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 12:30:14,788 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 12:30:14,789 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 12:30:14,791 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 12:30:14,792 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 12:30:14,793 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 12:30:14,794 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 12:30:14,794 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 12:30:14,796 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 12:30:14,796 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 12:30:14,796 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 12:30:14,797 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 12:30:14,797 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 12:30:14,798 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 12:30:14,798 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 12:30:14,799 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 12:30:14,799 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 12:30:14,800 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 12:30:14,800 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 12:30:14,800 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 12:30:14,801 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 12:30:14,801 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 12:30:14,801 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 12:30:14,802 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 12:30:14,802 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 12:30:14,803 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_5cfdecb6-6b9c-48e8-b7b3-0b67cbaaa80a/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 12:30:14,813 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 12:30:14,813 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 12:30:14,814 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 12:30:14,814 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 12:30:14,814 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 12:30:14,814 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 12:30:14,814 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 12:30:14,814 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 12:30:14,814 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 12:30:14,815 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 12:30:14,815 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 12:30:14,815 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 12:30:14,815 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 12:30:14,815 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 12:30:14,815 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 12:30:14,816 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 12:30:14,816 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 12:30:14,816 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 12:30:14,816 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 12:30:14,816 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 12:30:14,816 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 12:30:14,816 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 12:30:14,816 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 12:30:14,817 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 12:30:14,817 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 12:30:14,817 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 12:30:14,817 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 12:30:14,817 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 12:30:14,817 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 12:30:14,817 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 12:30:14,817 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 12:30:14,818 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 12:30:14,818 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 12:30:14,818 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 12:30:14,818 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 12:30:14,818 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 12:30:14,818 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_5cfdecb6-6b9c-48e8-b7b3-0b67cbaaa80a/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(__VERIFIER_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 -> a78604ed9a61b48f15b646271bb6cb1853aa7bc1 [2019-12-07 12:30:14,976 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 12:30:14,984 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 12:30:14,986 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 12:30:14,987 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 12:30:14,987 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 12:30:14,988 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_5cfdecb6-6b9c-48e8-b7b3-0b67cbaaa80a/bin/utaipan/../../sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_set.i [2019-12-07 12:30:15,025 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5cfdecb6-6b9c-48e8-b7b3-0b67cbaaa80a/bin/utaipan/data/5d06f523f/91d2768f0aad4219a1362a22974b3ae9/FLAG0b662452b [2019-12-07 12:30:15,681 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 12:30:15,682 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_5cfdecb6-6b9c-48e8-b7b3-0b67cbaaa80a/sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_set.i [2019-12-07 12:30:15,707 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5cfdecb6-6b9c-48e8-b7b3-0b67cbaaa80a/bin/utaipan/data/5d06f523f/91d2768f0aad4219a1362a22974b3ae9/FLAG0b662452b [2019-12-07 12:30:16,023 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_5cfdecb6-6b9c-48e8-b7b3-0b67cbaaa80a/bin/utaipan/data/5d06f523f/91d2768f0aad4219a1362a22974b3ae9 [2019-12-07 12:30:16,030 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 12:30:16,033 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 12:30:16,035 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 12:30:16,035 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 12:30:16,043 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 12:30:16,044 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:30:16" (1/1) ... [2019-12-07 12:30:16,050 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cdfeb37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:30:16, skipping insertion in model container [2019-12-07 12:30:16,051 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:30:16" (1/1) ... [2019-12-07 12:30:16,067 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 12:30:16,204 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 12:30:18,911 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2019-12-07 12:30:18,911 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@52941e6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:30:18, skipping insertion in model container [2019-12-07 12:30:18,912 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 12:30:18,912 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 12:30:18,914 INFO L168 Benchmark]: Toolchain (without parser) took 2881.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 943.0 MB in the beginning and 1.1 GB in the end (delta: -127.8 MB). Peak memory consumption was 67.8 MB. Max. memory is 11.5 GB. [2019-12-07 12:30:18,914 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 12:30:18,915 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2876.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 937.6 MB in the beginning and 1.1 GB in the end (delta: -133.2 MB). Peak memory consumption was 62.4 MB. Max. memory is 11.5 GB. [2019-12-07 12:30:18,916 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2876.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 937.6 MB in the beginning and 1.1 GB in the end (delta: -133.2 MB). Peak memory consumption was 62.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 4698]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: snprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...