./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_get.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_886b90d7-f0b4-457e-8d81-a07028c92524/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_886b90d7-f0b4-457e-8d81-a07028c92524/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_886b90d7-f0b4-457e-8d81-a07028c92524/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_886b90d7-f0b4-457e-8d81-a07028c92524/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.i -s /tmp/vcloud-vcloud-master/worker/run_dir_886b90d7-f0b4-457e-8d81-a07028c92524/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_886b90d7-f0b4-457e-8d81-a07028c92524/bin/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e2a9c8e583dbe6d7e1bfe74d58bd278ff56b8445 .......................................................................................................................... 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_886b90d7-f0b4-457e-8d81-a07028c92524/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_886b90d7-f0b4-457e-8d81-a07028c92524/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_886b90d7-f0b4-457e-8d81-a07028c92524/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_886b90d7-f0b4-457e-8d81-a07028c92524/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.i -s /tmp/vcloud-vcloud-master/worker/run_dir_886b90d7-f0b4-457e-8d81-a07028c92524/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_886b90d7-f0b4-457e-8d81-a07028c92524/bin/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e2a9c8e583dbe6d7e1bfe74d58bd278ff56b8445 ............................................................................................................................ 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 12:17:32,472 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 12:17:32,474 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 12:17:32,482 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 12:17:32,482 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 12:17:32,483 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 12:17:32,484 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 12:17:32,485 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 12:17:32,487 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 12:17:32,488 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 12:17:32,488 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 12:17:32,489 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 12:17:32,489 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 12:17:32,490 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 12:17:32,491 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 12:17:32,491 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 12:17:32,492 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 12:17:32,493 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 12:17:32,494 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 12:17:32,496 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 12:17:32,497 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 12:17:32,497 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 12:17:32,498 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 12:17:32,498 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 12:17:32,500 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 12:17:32,500 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 12:17:32,500 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 12:17:32,501 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 12:17:32,501 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 12:17:32,502 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 12:17:32,502 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 12:17:32,503 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 12:17:32,503 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 12:17:32,504 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 12:17:32,505 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 12:17:32,505 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 12:17:32,505 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 12:17:32,506 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 12:17:32,506 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 12:17:32,506 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 12:17:32,507 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 12:17:32,508 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_886b90d7-f0b4-457e-8d81-a07028c92524/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-12-07 12:17:32,521 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 12:17:32,521 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 12:17:32,522 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 12:17:32,522 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 12:17:32,522 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 12:17:32,522 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 12:17:32,523 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 12:17:32,523 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 12:17:32,523 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 12:17:32,523 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 12:17:32,523 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 12:17:32,523 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 12:17:32,524 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 12:17:32,524 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 12:17:32,524 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 12:17:32,524 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 12:17:32,524 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 12:17:32,525 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 12:17:32,525 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 12:17:32,525 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 12:17:32,525 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 12:17:32,525 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 12:17:32,526 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 12:17:32,526 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 12:17:32,526 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 12:17:32,526 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 12:17:32,526 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 12:17:32,527 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 12:17:32,527 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 12:17:32,527 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_886b90d7-f0b4-457e-8d81-a07028c92524/bin/uautomizer 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 -> Automizer 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 -> e2a9c8e583dbe6d7e1bfe74d58bd278ff56b8445 [2019-12-07 12:17:32,628 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 12:17:32,637 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 12:17:32,640 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 12:17:32,641 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 12:17:32,641 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 12:17:32,642 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_886b90d7-f0b4-457e-8d81-a07028c92524/bin/uautomizer/../../sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.i [2019-12-07 12:17:32,680 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_886b90d7-f0b4-457e-8d81-a07028c92524/bin/uautomizer/data/be4271ea3/d2c64f74644641a0acbf1ae27122ae2a/FLAGce08a736b [2019-12-07 12:17:33,265 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 12:17:33,266 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_886b90d7-f0b4-457e-8d81-a07028c92524/sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.i [2019-12-07 12:17:33,290 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_886b90d7-f0b4-457e-8d81-a07028c92524/bin/uautomizer/data/be4271ea3/d2c64f74644641a0acbf1ae27122ae2a/FLAGce08a736b [2019-12-07 12:17:33,710 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_886b90d7-f0b4-457e-8d81-a07028c92524/bin/uautomizer/data/be4271ea3/d2c64f74644641a0acbf1ae27122ae2a [2019-12-07 12:17:33,712 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 12:17:33,713 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 12:17:33,713 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 12:17:33,713 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 12:17:33,716 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 12:17:33,716 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:17:33" (1/1) ... [2019-12-07 12:17:33,718 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 12:17:33, skipping insertion in model container [2019-12-07 12:17:33,718 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:17:33" (1/1) ... [2019-12-07 12:17:33,722 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 12:17:33,785 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 12:17:36,472 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2019-12-07 12:17:36,473 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5ca2f70b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:17:36, skipping insertion in model container [2019-12-07 12:17:36,473 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 12:17:36,473 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 12:17:36,475 INFO L168 Benchmark]: Toolchain (without parser) took 2761.15 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.5 MB). Free memory was 937.2 MB in the beginning and 1.1 GB in the end (delta: -114.1 MB). Peak memory consumption was 58.6 MB. Max. memory is 11.5 GB. [2019-12-07 12:17:36,475 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 964.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 12:17:36,476 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2759.51 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.5 MB). Free memory was 937.2 MB in the beginning and 1.1 GB in the end (delta: -114.1 MB). Peak memory consumption was 58.6 MB. Max. memory is 11.5 GB. [2019-12-07 12:17:36,477 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 964.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2759.51 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.5 MB). Free memory was 937.2 MB in the beginning and 1.1 GB in the end (delta: -114.1 MB). Peak memory consumption was 58.6 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 12:17:37,600 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 12:17:37,602 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 12:17:37,611 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 12:17:37,611 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 12:17:37,612 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 12:17:37,613 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 12:17:37,614 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 12:17:37,616 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 12:17:37,617 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 12:17:37,618 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 12:17:37,619 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 12:17:37,619 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 12:17:37,620 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 12:17:37,621 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 12:17:37,622 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 12:17:37,623 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 12:17:37,624 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 12:17:37,625 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 12:17:37,627 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 12:17:37,629 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 12:17:37,630 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 12:17:37,631 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 12:17:37,632 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 12:17:37,634 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 12:17:37,634 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 12:17:37,634 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 12:17:37,635 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 12:17:37,635 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 12:17:37,636 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 12:17:37,636 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 12:17:37,636 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 12:17:37,637 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 12:17:37,637 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 12:17:37,638 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 12:17:37,638 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 12:17:37,638 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 12:17:37,639 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 12:17:37,639 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 12:17:37,639 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 12:17:37,640 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 12:17:37,640 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_886b90d7-f0b4-457e-8d81-a07028c92524/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-12-07 12:17:37,650 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 12:17:37,650 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 12:17:37,651 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 12:17:37,651 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 12:17:37,651 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 12:17:37,652 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 12:17:37,652 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 12:17:37,652 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 12:17:37,652 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 12:17:37,652 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 12:17:37,652 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 12:17:37,652 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 12:17:37,652 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 12:17:37,653 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 12:17:37,653 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 12:17:37,653 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 12:17:37,653 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 12:17:37,653 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 12:17:37,653 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 12:17:37,653 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 12:17:37,654 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 12:17:37,654 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 12:17:37,654 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 12:17:37,654 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 12:17:37,654 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 12:17:37,654 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 12:17:37,654 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-12-07 12:17:37,654 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 12:17:37,655 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 12:17:37,655 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 12:17:37,655 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 12:17:37,655 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_886b90d7-f0b4-457e-8d81-a07028c92524/bin/uautomizer 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 -> Automizer 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 -> e2a9c8e583dbe6d7e1bfe74d58bd278ff56b8445 [2019-12-07 12:17:37,816 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 12:17:37,824 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 12:17:37,827 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 12:17:37,827 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 12:17:37,828 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 12:17:37,828 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_886b90d7-f0b4-457e-8d81-a07028c92524/bin/uautomizer/../../sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.i [2019-12-07 12:17:37,867 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_886b90d7-f0b4-457e-8d81-a07028c92524/bin/uautomizer/data/0a00f68f3/a4f12d9628bb4bc5b3b4e769e25aae7d/FLAGd133c1d98 [2019-12-07 12:17:38,374 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 12:17:38,375 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_886b90d7-f0b4-457e-8d81-a07028c92524/sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.i [2019-12-07 12:17:38,402 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_886b90d7-f0b4-457e-8d81-a07028c92524/bin/uautomizer/data/0a00f68f3/a4f12d9628bb4bc5b3b4e769e25aae7d/FLAGd133c1d98 [2019-12-07 12:17:38,897 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_886b90d7-f0b4-457e-8d81-a07028c92524/bin/uautomizer/data/0a00f68f3/a4f12d9628bb4bc5b3b4e769e25aae7d [2019-12-07 12:17:38,899 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 12:17:38,899 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 12:17:38,900 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 12:17:38,900 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 12:17:38,902 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 12:17:38,902 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:17:38" (1/1) ... [2019-12-07 12:17:38,904 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32c8e37f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:17:38, skipping insertion in model container [2019-12-07 12:17:38,904 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:17:38" (1/1) ... [2019-12-07 12:17:38,909 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 12:17:38,971 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 12:17:41,731 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2019-12-07 12:17:41,731 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@187c0f07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:17:41, skipping insertion in model container [2019-12-07 12:17:41,731 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 12:17:41,732 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 12:17:41,733 INFO L168 Benchmark]: Toolchain (without parser) took 2833.36 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 98.6 MB). Free memory was 940.3 MB in the beginning and 1.0 GB in the end (delta: -86.7 MB). Peak memory consumption was 61.1 MB. Max. memory is 11.5 GB. [2019-12-07 12:17:41,734 INFO L168 Benchmark]: CDTParser took 0.14 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 12:17:41,734 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2831.76 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 98.6 MB). Free memory was 934.9 MB in the beginning and 1.0 GB in the end (delta: -92.1 MB). Peak memory consumption was 55.7 MB. Max. memory is 11.5 GB. [2019-12-07 12:17:41,736 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 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2831.76 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 98.6 MB). Free memory was 934.9 MB in the beginning and 1.0 GB in the end (delta: -92.1 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...