./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_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_898d833e-e817-4ce2-a86a-1a4a8873bc17/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_898d833e-e817-4ce2-a86a-1a4a8873bc17/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_898d833e-e817-4ce2-a86a-1a4a8873bc17/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_898d833e-e817-4ce2-a86a-1a4a8873bc17/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_set.i -s /tmp/vcloud-vcloud-master/worker/run_dir_898d833e-e817-4ce2-a86a-1a4a8873bc17/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_898d833e-e817-4ce2-a86a-1a4a8873bc17/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 b5ca028d716275c0c35652b817d9a2ff9bca1617 ..................................................................................................................................... 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_898d833e-e817-4ce2-a86a-1a4a8873bc17/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_898d833e-e817-4ce2-a86a-1a4a8873bc17/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_898d833e-e817-4ce2-a86a-1a4a8873bc17/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_898d833e-e817-4ce2-a86a-1a4a8873bc17/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_set.i -s /tmp/vcloud-vcloud-master/worker/run_dir_898d833e-e817-4ce2-a86a-1a4a8873bc17/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_898d833e-e817-4ce2-a86a-1a4a8873bc17/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 b5ca028d716275c0c35652b817d9a2ff9bca1617 ................................................................................................................................. 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 19:19:55,093 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 19:19:55,095 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 19:19:55,103 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 19:19:55,103 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 19:19:55,104 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 19:19:55,105 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 19:19:55,107 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 19:19:55,108 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 19:19:55,109 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 19:19:55,110 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 19:19:55,111 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 19:19:55,111 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 19:19:55,112 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 19:19:55,113 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 19:19:55,114 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 19:19:55,115 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 19:19:55,116 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 19:19:55,117 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 19:19:55,119 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 19:19:55,120 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 19:19:55,121 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 19:19:55,122 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 19:19:55,123 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 19:19:55,125 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 19:19:55,125 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 19:19:55,125 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 19:19:55,126 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 19:19:55,126 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 19:19:55,127 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 19:19:55,127 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 19:19:55,128 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 19:19:55,128 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 19:19:55,129 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 19:19:55,129 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 19:19:55,130 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 19:19:55,130 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 19:19:55,130 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 19:19:55,130 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 19:19:55,131 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 19:19:55,132 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 19:19:55,132 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_898d833e-e817-4ce2-a86a-1a4a8873bc17/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 19:19:55,145 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 19:19:55,145 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 19:19:55,145 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 19:19:55,146 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 19:19:55,146 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 19:19:55,146 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 19:19:55,146 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 19:19:55,146 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 19:19:55,146 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 19:19:55,146 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 19:19:55,146 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 19:19:55,147 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 19:19:55,147 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 19:19:55,147 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 19:19:55,147 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 19:19:55,148 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 19:19:55,148 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 19:19:55,148 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 19:19:55,148 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 19:19:55,148 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 19:19:55,148 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 19:19:55,149 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 19:19:55,149 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 19:19:55,149 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 19:19:55,149 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 19:19:55,149 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 19:19:55,149 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 19:19:55,149 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 19:19:55,149 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 19:19:55,149 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 19:19:55,149 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 19:19:55,150 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 19:19:55,150 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 19:19:55,150 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 19:19:55,150 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 19:19:55,150 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 19:19:55,150 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 19:19:55,150 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 19:19:55,150 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 19:19:55,150 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 19:19:55,151 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_898d833e-e817-4ce2-a86a-1a4a8873bc17/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 -> b5ca028d716275c0c35652b817d9a2ff9bca1617 [2019-12-07 19:19:55,258 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 19:19:55,266 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 19:19:55,268 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 19:19:55,269 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 19:19:55,269 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 19:19:55,270 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_898d833e-e817-4ce2-a86a-1a4a8873bc17/bin/utaipan/../../sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_set.i [2019-12-07 19:19:55,307 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_898d833e-e817-4ce2-a86a-1a4a8873bc17/bin/utaipan/data/6bd646633/ad8775846f474afba172dac9b2b95dad/FLAGa810ae791 [2019-12-07 19:19:55,824 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 19:19:55,824 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_898d833e-e817-4ce2-a86a-1a4a8873bc17/sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_set.i [2019-12-07 19:19:55,850 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_898d833e-e817-4ce2-a86a-1a4a8873bc17/bin/utaipan/data/6bd646633/ad8775846f474afba172dac9b2b95dad/FLAGa810ae791 [2019-12-07 19:19:56,339 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_898d833e-e817-4ce2-a86a-1a4a8873bc17/bin/utaipan/data/6bd646633/ad8775846f474afba172dac9b2b95dad [2019-12-07 19:19:56,341 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 19:19:56,342 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 19:19:56,342 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 19:19:56,342 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 19:19:56,344 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 19:19:56,345 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:19:56" (1/1) ... [2019-12-07 19:19:56,347 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63376cb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:19:56, skipping insertion in model container [2019-12-07 19:19:56,347 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:19:56" (1/1) ... [2019-12-07 19:19:56,351 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 19:19:56,428 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 19:19:59,103 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2019-12-07 19:19:59,103 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@347af0d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:19:59, skipping insertion in model container [2019-12-07 19:19:59,103 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 19:19:59,104 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 19:19:59,106 INFO L168 Benchmark]: Toolchain (without parser) took 2763.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 933.2 MB in the beginning and 1.1 GB in the end (delta: -146.4 MB). Peak memory consumption was 58.4 MB. Max. memory is 11.5 GB. [2019-12-07 19:19:59,106 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 961.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 19:19:59,107 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2761.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 933.2 MB in the beginning and 1.1 GB in the end (delta: -146.4 MB). Peak memory consumption was 58.4 MB. Max. memory is 11.5 GB. [2019-12-07 19:19:59,108 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 961.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2761.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 933.2 MB in the beginning and 1.1 GB in the end (delta: -146.4 MB). Peak memory consumption was 58.4 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... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-12-07 19:20:00,267 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 19:20:00,268 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 19:20:00,276 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 19:20:00,276 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 19:20:00,277 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 19:20:00,278 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 19:20:00,279 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 19:20:00,281 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 19:20:00,281 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 19:20:00,282 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 19:20:00,283 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 19:20:00,283 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 19:20:00,284 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 19:20:00,284 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 19:20:00,285 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 19:20:00,286 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 19:20:00,286 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 19:20:00,288 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 19:20:00,289 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 19:20:00,290 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 19:20:00,291 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 19:20:00,292 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 19:20:00,292 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 19:20:00,294 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 19:20:00,294 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 19:20:00,295 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 19:20:00,295 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 19:20:00,296 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 19:20:00,296 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 19:20:00,296 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 19:20:00,297 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 19:20:00,297 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 19:20:00,298 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 19:20:00,298 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 19:20:00,299 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 19:20:00,299 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 19:20:00,299 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 19:20:00,299 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 19:20:00,300 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 19:20:00,301 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 19:20:00,301 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_898d833e-e817-4ce2-a86a-1a4a8873bc17/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 19:20:00,311 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 19:20:00,311 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 19:20:00,312 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 19:20:00,312 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 19:20:00,312 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 19:20:00,312 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 19:20:00,312 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 19:20:00,313 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 19:20:00,313 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 19:20:00,313 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 19:20:00,313 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 19:20:00,313 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 19:20:00,314 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 19:20:00,314 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 19:20:00,314 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 19:20:00,314 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 19:20:00,314 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 19:20:00,314 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 19:20:00,314 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 19:20:00,315 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 19:20:00,315 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 19:20:00,315 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 19:20:00,315 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 19:20:00,315 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 19:20:00,315 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 19:20:00,316 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 19:20:00,316 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 19:20:00,316 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 19:20:00,316 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 19:20:00,316 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 19:20:00,316 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 19:20:00,316 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 19:20:00,317 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 19:20:00,317 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 19:20:00,317 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 19:20:00,317 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 19:20:00,317 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_898d833e-e817-4ce2-a86a-1a4a8873bc17/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 -> b5ca028d716275c0c35652b817d9a2ff9bca1617 [2019-12-07 19:20:00,479 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 19:20:00,490 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 19:20:00,492 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 19:20:00,494 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 19:20:00,494 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 19:20:00,495 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_898d833e-e817-4ce2-a86a-1a4a8873bc17/bin/utaipan/../../sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_set.i [2019-12-07 19:20:00,535 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_898d833e-e817-4ce2-a86a-1a4a8873bc17/bin/utaipan/data/c730c70c5/49e449c0dd494951b082acc16db6757f/FLAGbd092c82b [2019-12-07 19:20:01,048 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 19:20:01,049 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_898d833e-e817-4ce2-a86a-1a4a8873bc17/sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_set.i [2019-12-07 19:20:01,072 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_898d833e-e817-4ce2-a86a-1a4a8873bc17/bin/utaipan/data/c730c70c5/49e449c0dd494951b082acc16db6757f/FLAGbd092c82b [2019-12-07 19:20:01,302 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_898d833e-e817-4ce2-a86a-1a4a8873bc17/bin/utaipan/data/c730c70c5/49e449c0dd494951b082acc16db6757f [2019-12-07 19:20:01,308 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 19:20:01,311 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 19:20:01,312 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 19:20:01,313 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 19:20:01,319 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 19:20:01,321 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:20:01" (1/1) ... [2019-12-07 19:20:01,324 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@390da870 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:20:01, skipping insertion in model container [2019-12-07 19:20:01,325 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:20:01" (1/1) ... [2019-12-07 19:20:01,334 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 19:20:01,416 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 19:20:04,224 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2019-12-07 19:20:04,224 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1a7f17d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:20:04, skipping insertion in model container [2019-12-07 19:20:04,225 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 19:20:04,225 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 19:20:04,227 INFO L168 Benchmark]: Toolchain (without parser) took 2916.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 941.6 MB in the beginning and 1.1 GB in the end (delta: -126.8 MB). Peak memory consumption was 66.6 MB. Max. memory is 11.5 GB. [2019-12-07 19:20:04,227 INFO L168 Benchmark]: CDTParser took 0.18 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 19:20:04,228 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2912.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 936.3 MB in the beginning and 1.1 GB in the end (delta: -132.2 MB). Peak memory consumption was 61.3 MB. Max. memory is 11.5 GB. [2019-12-07 19:20:04,229 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 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 2912.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 936.3 MB in the beginning and 1.1 GB in the end (delta: -132.2 MB). Peak memory consumption was 61.3 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...