./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_current.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_3a2d439b-476a-4b13-8f98-40591da3fefa/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_3a2d439b-476a-4b13-8f98-40591da3fefa/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3a2d439b-476a-4b13-8f98-40591da3fefa/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3a2d439b-476a-4b13-8f98-40591da3fefa/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.i -s /tmp/vcloud-vcloud-master/worker/run_dir_3a2d439b-476a-4b13-8f98-40591da3fefa/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3a2d439b-476a-4b13-8f98-40591da3fefa/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c395efa3053aec3ceeee7db052e2159928375ffc .......................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 02:35:41,020 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 02:35:41,021 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 02:35:41,035 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 02:35:41,035 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 02:35:41,037 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 02:35:41,039 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 02:35:41,046 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 02:35:41,051 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 02:35:41,055 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 02:35:41,056 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 02:35:41,057 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 02:35:41,057 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 02:35:41,059 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 02:35:41,060 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 02:35:41,061 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 02:35:41,062 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 02:35:41,063 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 02:35:41,065 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 02:35:41,068 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 02:35:41,072 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 02:35:41,073 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 02:35:41,076 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 02:35:41,077 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 02:35:41,079 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 02:35:41,079 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 02:35:41,079 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 02:35:41,081 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 02:35:41,081 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 02:35:41,082 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 02:35:41,082 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 02:35:41,083 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 02:35:41,084 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 02:35:41,085 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 02:35:41,085 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 02:35:41,086 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 02:35:41,086 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 02:35:41,086 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 02:35:41,087 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 02:35:41,087 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 02:35:41,089 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 02:35:41,089 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3a2d439b-476a-4b13-8f98-40591da3fefa/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 02:35:41,112 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 02:35:41,122 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 02:35:41,123 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 02:35:41,123 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 02:35:41,123 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 02:35:41,123 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 02:35:41,124 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 02:35:41,124 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 02:35:41,124 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 02:35:41,124 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 02:35:41,125 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 02:35:41,125 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 02:35:41,125 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 02:35:41,125 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 02:35:41,125 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 02:35:41,126 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 02:35:41,127 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 02:35:41,127 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 02:35:41,127 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 02:35:41,127 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 02:35:41,128 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 02:35:41,128 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 02:35:41,128 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 02:35:41,128 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 02:35:41,129 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 02:35:41,129 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 02:35:41,129 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 02:35:41,129 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 02:35:41,129 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 02:35:41,130 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_3a2d439b-476a-4b13-8f98-40591da3fefa/bin/ukojak 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 -> Kojak 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 -> c395efa3053aec3ceeee7db052e2159928375ffc [2019-11-20 02:35:41,261 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 02:35:41,271 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 02:35:41,275 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 02:35:41,276 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 02:35:41,276 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 02:35:41,277 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3a2d439b-476a-4b13-8f98-40591da3fefa/bin/ukojak/../../sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.i [2019-11-20 02:35:41,326 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3a2d439b-476a-4b13-8f98-40591da3fefa/bin/ukojak/data/f97ef95b8/1c5720ffb52b4a39afc7208062930490/FLAGa5475adab [2019-11-20 02:35:41,999 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 02:35:42,000 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3a2d439b-476a-4b13-8f98-40591da3fefa/sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.i [2019-11-20 02:35:42,053 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3a2d439b-476a-4b13-8f98-40591da3fefa/bin/ukojak/data/f97ef95b8/1c5720ffb52b4a39afc7208062930490/FLAGa5475adab [2019-11-20 02:35:42,295 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3a2d439b-476a-4b13-8f98-40591da3fefa/bin/ukojak/data/f97ef95b8/1c5720ffb52b4a39afc7208062930490 [2019-11-20 02:35:42,298 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 02:35:42,299 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 02:35:42,300 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 02:35:42,300 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 02:35:42,303 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 02:35:42,304 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 02:35:42" (1/1) ... [2019-11-20 02:35:42,306 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@580d5ccf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:35:42, skipping insertion in model container [2019-11-20 02:35:42,306 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 02:35:42" (1/1) ... [2019-11-20 02:35:42,312 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 02:35:42,414 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 02:35:45,677 ERROR L309 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2019-11-20 02:35:45,678 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@fb2ddb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:35:45, skipping insertion in model container [2019-11-20 02:35:45,678 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 02:35:45,679 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-20 02:35:45,681 INFO L168 Benchmark]: Toolchain (without parser) took 3381.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 178.8 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -184.0 MB). Peak memory consumption was 58.4 MB. Max. memory is 11.5 GB. [2019-11-20 02:35:45,681 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 02:35:45,682 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3378.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 178.8 MB). Free memory was 934.0 MB in the beginning and 1.1 GB in the end (delta: -189.4 MB). Peak memory consumption was 53.0 MB. Max. memory is 11.5 GB. [2019-11-20 02:35:45,684 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 3378.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 178.8 MB). Free memory was 934.0 MB in the beginning and 1.1 GB in the end (delta: -189.4 MB). Peak memory consumption was 53.0 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...