./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_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_d331f855-8a89-485d-bc22-e8725558cb68/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_d331f855-8a89-485d-bc22-e8725558cb68/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d331f855-8a89-485d-bc22-e8725558cb68/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d331f855-8a89-485d-bc22-e8725558cb68/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_set.i -s /tmp/vcloud-vcloud-master/worker/run_dir_d331f855-8a89-485d-bc22-e8725558cb68/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d331f855-8a89-485d-bc22-e8725558cb68/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 ad27619e6a94d03197ab73937d4355e914a6523a ..................................................................................................................................... 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_d331f855-8a89-485d-bc22-e8725558cb68/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_d331f855-8a89-485d-bc22-e8725558cb68/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d331f855-8a89-485d-bc22-e8725558cb68/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d331f855-8a89-485d-bc22-e8725558cb68/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_set.i -s /tmp/vcloud-vcloud-master/worker/run_dir_d331f855-8a89-485d-bc22-e8725558cb68/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d331f855-8a89-485d-bc22-e8725558cb68/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 ad27619e6a94d03197ab73937d4355e914a6523a ................................................................................................................................. 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 16:53:37,273 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 16:53:37,274 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 16:53:37,281 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 16:53:37,282 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 16:53:37,282 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 16:53:37,283 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 16:53:37,285 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 16:53:37,286 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 16:53:37,286 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 16:53:37,287 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 16:53:37,288 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 16:53:37,288 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 16:53:37,289 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 16:53:37,289 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 16:53:37,290 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 16:53:37,291 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 16:53:37,291 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 16:53:37,293 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 16:53:37,294 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 16:53:37,295 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 16:53:37,296 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 16:53:37,296 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 16:53:37,297 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 16:53:37,298 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 16:53:37,298 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 16:53:37,299 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 16:53:37,299 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 16:53:37,299 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 16:53:37,300 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 16:53:37,300 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 16:53:37,300 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 16:53:37,301 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 16:53:37,301 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 16:53:37,302 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 16:53:37,302 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 16:53:37,302 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 16:53:37,302 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 16:53:37,303 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 16:53:37,303 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 16:53:37,303 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 16:53:37,304 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d331f855-8a89-485d-bc22-e8725558cb68/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 16:53:37,313 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 16:53:37,313 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 16:53:37,314 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 16:53:37,314 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 16:53:37,314 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 16:53:37,314 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 16:53:37,314 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 16:53:37,314 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 16:53:37,315 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 16:53:37,315 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 16:53:37,315 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 16:53:37,315 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 16:53:37,315 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 16:53:37,315 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 16:53:37,315 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 16:53:37,316 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 16:53:37,316 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 16:53:37,316 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 16:53:37,316 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 16:53:37,316 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 16:53:37,316 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 16:53:37,316 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 16:53:37,316 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 16:53:37,316 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 16:53:37,317 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 16:53:37,317 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 16:53:37,317 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 16:53:37,317 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 16:53:37,317 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 16:53:37,317 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 16:53:37,317 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 16:53:37,317 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 16:53:37,318 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 16:53:37,318 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 16:53:37,318 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 16:53:37,318 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 16:53:37,318 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 16:53:37,318 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 16:53:37,318 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 16:53:37,318 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 16:53:37,318 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_d331f855-8a89-485d-bc22-e8725558cb68/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 -> ad27619e6a94d03197ab73937d4355e914a6523a [2019-12-07 16:53:37,417 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 16:53:37,427 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 16:53:37,430 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 16:53:37,431 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 16:53:37,431 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 16:53:37,432 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d331f855-8a89-485d-bc22-e8725558cb68/bin/utaipan/../../sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_set.i [2019-12-07 16:53:37,472 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d331f855-8a89-485d-bc22-e8725558cb68/bin/utaipan/data/7ba2cc5ad/d35e24b987524c358c6f39803f1a108c/FLAG5b59b806d [2019-12-07 16:53:38,048 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 16:53:38,049 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d331f855-8a89-485d-bc22-e8725558cb68/sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_set.i [2019-12-07 16:53:38,073 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d331f855-8a89-485d-bc22-e8725558cb68/bin/utaipan/data/7ba2cc5ad/d35e24b987524c358c6f39803f1a108c/FLAG5b59b806d [2019-12-07 16:53:38,502 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d331f855-8a89-485d-bc22-e8725558cb68/bin/utaipan/data/7ba2cc5ad/d35e24b987524c358c6f39803f1a108c [2019-12-07 16:53:38,504 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 16:53:38,505 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 16:53:38,506 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 16:53:38,506 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 16:53:38,508 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 16:53:38,508 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:53:38" (1/1) ... [2019-12-07 16:53:38,510 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4693a8f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:53:38, skipping insertion in model container [2019-12-07 16:53:38,510 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:53:38" (1/1) ... [2019-12-07 16:53:38,514 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 16:53:38,576 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 16:53:41,240 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2019-12-07 16:53:41,240 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3b556095 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:53:41, skipping insertion in model container [2019-12-07 16:53:41,240 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 16:53:41,241 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 16:53:41,242 INFO L168 Benchmark]: Toolchain (without parser) took 2736.50 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 96.5 MB). Free memory was 928.1 MB in the beginning and 1.0 GB in the end (delta: -106.8 MB). Peak memory consumption was 58.8 MB. Max. memory is 11.5 GB. [2019-12-07 16:53:41,243 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 955.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 16:53:41,243 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2734.89 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 96.5 MB). Free memory was 928.1 MB in the beginning and 1.0 GB in the end (delta: -106.8 MB). Peak memory consumption was 58.8 MB. Max. memory is 11.5 GB. [2019-12-07 16:53:41,245 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 955.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2734.89 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 96.5 MB). Free memory was 928.1 MB in the beginning and 1.0 GB in the end (delta: -106.8 MB). Peak memory consumption was 58.8 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 16:53:42,376 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 16:53:42,377 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 16:53:42,385 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 16:53:42,385 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 16:53:42,386 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 16:53:42,387 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 16:53:42,388 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 16:53:42,390 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 16:53:42,390 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 16:53:42,391 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 16:53:42,392 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 16:53:42,392 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 16:53:42,393 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 16:53:42,393 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 16:53:42,394 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 16:53:42,394 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 16:53:42,395 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 16:53:42,397 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 16:53:42,398 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 16:53:42,399 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 16:53:42,400 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 16:53:42,401 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 16:53:42,402 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 16:53:42,403 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 16:53:42,404 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 16:53:42,404 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 16:53:42,404 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 16:53:42,405 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 16:53:42,405 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 16:53:42,405 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 16:53:42,406 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 16:53:42,406 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 16:53:42,407 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 16:53:42,408 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 16:53:42,408 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 16:53:42,408 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 16:53:42,408 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 16:53:42,408 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 16:53:42,409 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 16:53:42,409 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 16:53:42,410 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d331f855-8a89-485d-bc22-e8725558cb68/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 16:53:42,420 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 16:53:42,420 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 16:53:42,421 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 16:53:42,421 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 16:53:42,421 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 16:53:42,421 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 16:53:42,421 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 16:53:42,421 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 16:53:42,422 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 16:53:42,422 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 16:53:42,422 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 16:53:42,422 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 16:53:42,422 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 16:53:42,423 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 16:53:42,423 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 16:53:42,423 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 16:53:42,423 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 16:53:42,423 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 16:53:42,423 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 16:53:42,423 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 16:53:42,423 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 16:53:42,424 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 16:53:42,424 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 16:53:42,424 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 16:53:42,424 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 16:53:42,424 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 16:53:42,424 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 16:53:42,424 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 16:53:42,424 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 16:53:42,425 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 16:53:42,425 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 16:53:42,425 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 16:53:42,425 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 16:53:42,425 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 16:53:42,425 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 16:53:42,425 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 16:53:42,425 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_d331f855-8a89-485d-bc22-e8725558cb68/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 -> ad27619e6a94d03197ab73937d4355e914a6523a [2019-12-07 16:53:42,595 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 16:53:42,606 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 16:53:42,609 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 16:53:42,610 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 16:53:42,611 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 16:53:42,611 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d331f855-8a89-485d-bc22-e8725558cb68/bin/utaipan/../../sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_set.i [2019-12-07 16:53:42,651 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d331f855-8a89-485d-bc22-e8725558cb68/bin/utaipan/data/f968286ec/5f22ed106f3841419a846a69fd626c6f/FLAGfd886a1ef [2019-12-07 16:53:43,178 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 16:53:43,178 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d331f855-8a89-485d-bc22-e8725558cb68/sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_set.i [2019-12-07 16:53:43,204 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d331f855-8a89-485d-bc22-e8725558cb68/bin/utaipan/data/f968286ec/5f22ed106f3841419a846a69fd626c6f/FLAGfd886a1ef [2019-12-07 16:53:43,682 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d331f855-8a89-485d-bc22-e8725558cb68/bin/utaipan/data/f968286ec/5f22ed106f3841419a846a69fd626c6f [2019-12-07 16:53:43,684 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 16:53:43,685 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 16:53:43,686 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 16:53:43,686 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 16:53:43,688 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 16:53:43,688 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:53:43" (1/1) ... [2019-12-07 16:53:43,690 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 04:53:43, skipping insertion in model container [2019-12-07 16:53:43,690 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:53:43" (1/1) ... [2019-12-07 16:53:43,695 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 16:53:43,771 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 16:53:46,436 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2019-12-07 16:53:46,436 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 04:53:46, skipping insertion in model container [2019-12-07 16:53:46,437 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 16:53:46,437 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 16:53:46,439 INFO L168 Benchmark]: Toolchain (without parser) took 2752.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 940.3 MB in the beginning and 1.1 GB in the end (delta: -116.3 MB). Peak memory consumption was 61.1 MB. Max. memory is 11.5 GB. [2019-12-07 16:53:46,439 INFO L168 Benchmark]: CDTParser took 0.19 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 16:53:46,440 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2751.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 934.9 MB in the beginning and 1.1 GB in the end (delta: -121.7 MB). Peak memory consumption was 55.7 MB. Max. memory is 11.5 GB. [2019-12-07 16:53:46,441 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 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 2751.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 934.9 MB in the beginning and 1.1 GB in the end (delta: -121.7 MB). Peak memory consumption was 55.7 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...